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Tool Directory

Browse our complete collection of 488 free online tools.

Color

11 tools

Color Format Converter

Convert between HEX, RGB, RGBA, and HSL formats.

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Palette Generator

Generate beautiful, harmonious color palettes from a seed color.

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Gradient Generator

Create stunning CSS gradients with a visual editor.

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Contrast Checker

Check color contrast ratios for WCAG accessibility compliance.

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Tailwind Color Finder

Find the closest Tailwind CSS color for any hex or RGB value.

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Box Shadow Generator

Design CSS box shadows with a visual editor and live preview.

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Image Color Palette Extractor

Upload an image and extract its dominant color palette using k-means clustering.

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Image Color Picker

Upload an image and click anywhere to pick exact color values in HEX, RGB, and HSL.

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Color Shade Generator

Generate a full range of tints and shades from any base color for design palettes.

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PANTONE to HEX

Look up popular PANTONE colors and get their HEX and RGB equivalents. Browse by color family.

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Color Temperature Converter

Convert Kelvin color temperature to RGB and HEX. Reference chart for candles, tungsten, daylight, and more.

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Content

21 tools

HTML Link-in-Bio Builder

Generate a blazing fast static HTML alternative to Linktree.

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Podcast Show Notes Builder

Generate rich markdown show notes with timestamps and resource links.

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Email Preheader Generator

Generate stronger inbox preview text that complements your subject line.

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Startup Name Availability Checker

Generate startup names from a keyword and jump into registrar availability checks.

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UTM Tracking Builder

Standardize your marketing attribution links.

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Link-in-Bio Generator

Create a simple static HTML profile page.

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Hashtag Group Generator

Curated hashtag clusters to boost organic reach.

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Text to Hashtags

Turn captions, notes, or drafts into platform-ready hashtag ideas.

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Thread to Tweet Converter

Condense a long thread into one tighter post for X or Twitter.

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Bio Generator for Social

Generate sharper bios for Instagram, X, LinkedIn, and creator profiles.

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Email Subject Line Tester

Score subject lines, preview mobile fit, and create test variants.

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Rap Name Generator

Generate catchy stage names for rappers, producers, and alter egos.

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Bio Link Page Builder

Create a customizable link-in-bio page with social icons and downloadable HTML.

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Blog Title Generator

Generate catchy, click-worthy blog post titles from your keywords using proven headline formulas.

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Business Name Generator

Generate creative startup and business name ideas from your keywords instantly.

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Engagement Rate Calculator

Calculate social media engagement rates by followers and reach with quality ratings.

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Hashtag Generator

Generate categorized hashtag sets for any niche to boost social media reach.

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Headline Analyzer

Score your headlines for power words, emotional impact, length, and CTR potential.

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Slogan Generator

Generate catchy marketing slogans and taglines from your brand keywords.

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UTM Link Builder

Build campaign tracking URLs with UTM source, medium, campaign, and content parameters.

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AI Content Detector

Detect if text is AI-generated using heuristic analysis and pattern recognition.

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Converter

22 tools

Length Converter

Convert between meters, feet, inches, miles, and kilometers.

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Weight & Mass Converter

Easily translate pounds, kilograms, ounces, grams, and stones.

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Temperature Converter

Convert precise temperatures across Celsius, Fahrenheit, and Kelvin.

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Volume Converter

Convert liters, gallons, cups, and ounces for cooking and science.

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Area Converter

Determine exact conversions for sq meters, sq feet, and acres.

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Speed Converter

Quickly find equivalent speeds in mph, km/h, knots, and mach.

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Digital Storage Converter

Transform bytes to megabytes, gigabytes, terabytes, and more.

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Time Converter

Convert exact units measuring seconds, minutes, days, and years.

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Unit Converter

Convert between length, weight, temperature, and more.

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Byte Converter

Convert between bytes, KB, MB, GB, TB, and PB.

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HEIC to JPG / PNG Converter

Convert HEIC or HEIF photos into standard JPG or PNG files right in your browser.

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Image Format Converter

Convert images between JPG, PNG, and WebP without uploading them anywhere.

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Fuel Economy Converter

Convert between MPG and L/100km.

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Shoe Size Converter

Convert shoe sizes between US, UK, EU, and CM.

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Bra Size Converter

Translate global bra sizing conventions.

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Ring Size Converter

Standardize ring sizes across regions and diameters.

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Excel / CSV to PDF Converter

Turn pasted spreadsheet rows or uploaded CSV/TSV files into a polished PDF table.

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Cooking Measurement Converter

Convert between cups, tablespoons, teaspoons, milliliters, and other kitchen measurements.

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Digital Storage Converter

Convert between bits, bytes, kilobytes, megabytes, gigabytes, and terabytes instantly.

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Shoe Size Converter

Convert shoe sizes between US, UK, EU, and centimeter measurements for men and women.

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Roman Numeral Converter

Convert numbers to Roman numerals and Roman numerals back to decimal instantly with validation.

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Roman Numeral Converter

Convert numbers to Roman numerals and Roman numerals back to decimal instantly with validation and examples.

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Data

29 tools

JSON Validator & Formatter

Validate syntax, catch errors, and auto-indent complex JSON payloads.

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Base64 to Image Decoder

Instantly view and download the image behind a raw Base64 string.

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Image to Base64 Encoder

Convert generic files (.png, .jpg, .svg) into Base64 URLs.

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URL Parser

Parse, inspect, and extract parts of URLs and query parameters.

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JSON-to-Zod-to-Prisma

Convert JSON payloads into TypeScript Interfaces, Zod schemas, and Prisma models instantly.

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JSON Diff Visualizer

Compare two JSON objects and inspect structural changes path by path.

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SQL Query Runner

Run practical SQL queries against an in-browser CSV-backed table.

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JSON Schema Generator

Generate draft 2020-12 JSON Schema documents from sample JSON.

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.env File Validator

Audit, validate, and alphabetically sort your environment variables safely.

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CSV to JSON Converter

Convert CSV data into array of JSON objects format with ease.

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XML Formatter

Format, validate and prettify raw XML documents.

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JSON Formatter

Format, minify, and validate JSON data instantly.

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Base64 Encoder/Decoder

Encode and decode strings to and from Base64 format.

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URL Encoder/Decoder

Safely encode or decode URLs and query parameters.

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SQL Formatter

Format and beautify SQL queries for readability.

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Number Base Converter

Convert numbers between binary, octal, decimal, and hex.

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Unix Timestamp Converter

Convert Unix timestamps to human-readable dates and back.

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JSON to CSV Converter

Convert JSON arrays into downloadable CSV files with automatic column detection.

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YAML to JSON Converter

Convert YAML configuration files to JSON format with instant validation.

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Binary-Decimal-Hex Converter

Convert between binary, decimal, and hexadecimal. All 6 directions: bin→dec, bin→hex, dec→bin, dec→hex, hex→bin, hex→dec.

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JWT Builder

Build and encode JSON Web Tokens with custom headers and payloads.

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Unicode Inspector

Paste any text and inspect each character's Unicode codepoint, name, decimal, hex, and HTML entity.

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Number to Words

Convert any number to English words, ordinal form, and currency format. Handles up to quadrillions.

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Barcode Generator

Generate CODE128 barcodes from any text. Download as PNG instantly in your browser.

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Fake Dataset Generator

Generate realistic fake CSV datasets with names, emails, phones, dates, salaries, and more.

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ISS Tracker

Track the real-time location of the International Space Station as it orbits Earth.

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Starlink Tracker

View live positions of SpaceX Starlink internet satellites orbiting Earth.

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Space Launch Tracker

Browse upcoming rocket launches from space agencies and private companies worldwide.

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NASA Image Viewer

Search and explore thousands of NASA photos from space, Earth, and astronomy.

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Developer

43 tools

HTML Formatter

Format, beautify, and auto-indent ugly or minified HTML code.

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HTML Minifier

Minify and compress your HTML code to save file size and boost load speeds.

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RGB to HEX Converter

Convert color values between RGB blocks and standard Hex codes.

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PX to REM Converter

Translate CSS pixel constraints to accessibility-standard rem ratios.

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CSS Formatter

Beautify nested and unformatted CSS code blocks securely.

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CSS Box Shadow Generator

Visually construct CSS layer shadows and generate cross-browser code.

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Markdown Table Generator

Construct MD tables visually without writing the tedious syntax manually.

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Regex Explain Tool

Turn regular expressions into plain-English explanations for faster debugging.

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SVG to JSX Converter

Convert raw SVG code into a React JSX component instantly.

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Regex Tester

Test and debug regular expressions with live match highlighting.

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HTML Entity Tool

Encode and decode HTML entities for safe web content.

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CSS Minifier/Beautifier

Minify or beautify your CSS code with one click.

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JS Minifier

Minify JavaScript code by removing whitespace and comments.

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Glassmorphism Generator

Design frosted glass CSS UI components with a visual editor.

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Neumorphism UI Generator

Design soft UI CSS components instantly with a visual editor.

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Diff Checker

Compare two blocks of text and highlight differences line by line.

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Tailwind UI Visualizer

Paste Tailwind HTML and view a sandboxed live preview instantly.

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React to Vue Converter

Convert functional React components to Vue 3 Composition API.

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Extension Manifest Builder

Visually scaffold Chrome Extension MV3 manifest.json files.

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PDF Signature

Draw a signature and place it on a PDF page entirely in your browser.

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PDF Merge

Combine multiple PDF files into one merged document directly in your browser.

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PDF Split

Split one PDF into smaller page ranges or extracted sections locally in your browser.

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PDF Compress

Estimate and prepare a smaller PDF output with compression presets directly in your browser.

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OCR PDF to Text

Extract readable text from scanned PDF documents with a clean copy-ready output.

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PDF to Word

Prepare an editable document export from a PDF with honest fidelity guidance for complex layouts.

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Word to PDF

Prepare a PDF export from Word documents with clear fidelity expectations before download.

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OCR Image to Text

Extract readable text from screenshots, scans, receipts, and images with a clean copyable result.

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JWT Decoder Pro

Decode JWT headers and payloads locally with readable inspection output and expiry visibility.

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PDF Page Number Adder

Add page numbers to every PDF page with custom placement, size, labels, and page-range control.

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PDF Compare

Compare two PDFs locally by hash, metadata, page dimensions, and form fields.

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Fillable PDF Form Creator

Create a browser-generated fillable PDF with text fields, dropdowns, and checkboxes.

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SVG Optimizer & Minifier

Minify SVG code, strip comments, reduce whitespace, and download the optimized file.

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Chmod Calculator

Calculate Unix file permission values by toggling read, write, and execute bits visually.

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CSS Flexbox Generator

Visually build CSS Flexbox layouts with live preview and generated code output.

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Favicon Generator

Upload any image and generate favicons in all standard sizes from 16px to 512px.

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HTML to Markdown Converter

Convert HTML code into clean, readable Markdown syntax instantly.

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Common Regex Patterns

Browse and copy common regex patterns for email, URL, phone, date, and more.

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CSS Grid Generator

Visually build CSS Grid layouts and generate production-ready code.

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CSS Clip-Path Generator

Generate CSS clip-path polygon values with visual presets. See a live preview and copy the CSS.

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Visual Regex Tester

Test regular expressions with live highlighted matches. See match groups and use common regex snippets.

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Text Diff Merger

Compare two text blocks line by line. See added, removed, and unchanged lines highlighted with stats.

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JSON Path Evaluator

Query and extract data from JSON using JSONPath expressions with real-time results and syntax highlighting.

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JWT Decoder

Decode and inspect JWT headers and payloads locally in your browser — no data sent to any server.

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Finance

38 tools

Freelance Rate Calculator

Calculate your true required hourly rate based on target income.

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Wedding Budget Planner

Structure and visualize your entire wedding budget with dynamic categories.

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Credit Card Payoff

Visualize exactly how long your credit card debt will take to pay off.

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SIP Calculator

Calculate future wealth using a Systematic Investment Plan.

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Lumpsum Calculator

Estimate returns on a one-time lumpsum investment over time.

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ROI Calculator

Calculate Return on Investment and annualized gains.

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Income Tax Calculator

Estimate federal income tax brackets and net take-home pay.

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Net Worth Calculator

Track assets vs liabilities to determine your true net worth.

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Retirement Calculator

Project 401k savings and compound interest for retirement.

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Auto Loan Payoff

Calculate interest saved by making extra monthly car payments.

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Inflation Calculator

Measure the historical or projected purchasing power of money.

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SaaS Churn Calculator

Calculate customer churn rate and projected user numbers.

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Rent vs Buy Calculator

Compare the long term costs of renting vs owning a home.

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Cost Per Wear Calculator

Calculate the true cost of an item based on how often you wear it.

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FIRE Retirement Calculator

Calculate your exact Financial Independence, Retire Early number.

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Crypto Profit Calculator

Track crypto gains, trading fees, and total net ROI.

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CAGR Calculator

Find the Compound Annual Growth Rate of an investment.

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Markup / Margin Calculator

Compare markup vs margin and find the selling price needed for your target profit.

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Compound Interest Visualizer

Project compound growth with recurring contributions, milestones, and inflation-adjusted value.

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Debt-to-Income Ratio Calculator

Calculate front-end and back-end DTI ratios for mortgages, lending, and budgeting.

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Amazon Fee Calculator

Estimate Amazon referral fees, FBA costs, ad spend, and net profit per unit.

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Latency Cost Calculator

Estimate how much page speed improvements could recover in revenue and profit.

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Subscription vs One-Time Cost Calculator

Compare recurring subscription spend against one-time purchase costs over time.

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Lead Value Calculator

Turn traffic, conversion rates, and deal value into a real per-lead and per-visitor number.

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Electricity Cost Calculator

Calculate daily, monthly, and yearly electricity costs for any appliance by wattage.

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EMI Calculator

Calculate Equated Monthly Installment for loans. Input principal, interest rate, tenure. Output EMI amount, total interest, total payment.

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Expense Ratio Impact Calculator

Compare how different fund expense ratios eat into your long-term investment returns.

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Gas Trip Cost Calculator

Calculate the total fuel cost for a road trip based on distance, MPG, and gas price.

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Invoice Generator

Create professional invoices with line items, tax calculations, and PDF export.

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Paycheck Calculator

Estimate your net take-home pay after federal tax, state tax, and retirement deductions.

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Rent Affordability Calculator

Calculate how much rent you can afford based on income, debts, and the 30% rule.

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Startup Runway Calculator

Calculate how many months of runway your startup has based on cash, burn, and growth.

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Stock Return Calculator

Calculate total return, percentage gain, and CAGR on any stock investment.

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Crypto Price Tracker

Track Bitcoin, Ethereum and other cryptocurrency prices in real-time with 24h changes.

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Crypto Tracker

Track real-time cryptocurrency prices for Bitcoin, Ethereum, Solana and more with live market data.

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Discount Calculator

Calculate final price after discount by percentage or fixed dollar amount instantly.

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Fuel Cost Calculator

Calculate fuel costs for trips with MPG and price per gallon or liter conversions.

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Hourly to Salary

Convert hourly wage to annual, monthly, weekly, and daily salary equivalents instantly.

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Fun

33 tools

Spin the Wheel

A customizable random picker wheel for decisions and games.

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Coin Flipper

Flip a digital 3D coin to settle any heads or tails bet.

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Online Dice Roller

Roll multiple D4, D6, D8, D10, D12, or D20 dice instantly.

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Fake Person Generator

Generate polished fictional personas for mockups, demos, QA, and creative work.

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Fake iOS Message Generator

Create fake iOS conversational text bubbles for memes and social media.

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Dog to Human Years

Adjusted breed and size scalings for dog aging.

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Cat to Human Years

Calculate equivalent human aging for felines.

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What Should I Watch? Quiz

Take a short mood quiz and get a tailored movie or series recommendation.

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Color Personality Test

Answer quick vibe questions to reveal your color aura personality.

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Birthday Flower & Birthstone Lookup

Look up the traditional birth flower, birthstone, and zodiac vibe for any birthday.

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This Day in History

Browse notable historical events, births, and deaths for any calendar date.

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Doge Meme Maker

Create authentic 2013-era doge memes with Comic Sans.

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Fortune Cookie Spinner

Crack open a daily cookie to find your fortune and lucky numbers.

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Affirmation Generator

Generate daily positive affirmations to boost confidence and motivation.

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Fake Identity Generator

Generate random fictional identities with names, addresses, and job titles for testing.

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Mad Libs Word Game

Fill in nouns, verbs, and adjectives to create hilarious randomized stories.

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Magic 8-Ball

Ask the Magic 8-Ball any yes-or-no question and receive a mysterious fortune.

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Meme Text Generator

Upload an image and add Impact-style top and bottom text to create classic memes.

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Random Name Picker

Paste a list of names and randomly pick a winner with animated selection.

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Number Guessing Game

Guess the secret number with higher/lower hints in as few tries as possible.

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Reaction Time Test

Measure your reaction speed in milliseconds with a click-when-green test.

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Rock Paper Scissors

Play classic Rock Paper Scissors against the computer with score tracking.

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Truth or Dare Generator

Get random truth questions and dare challenges for parties and game nights.

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Word Scramble Game

Unscramble jumbled letters to find the hidden word and build your streak.

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Would You Rather

Answer fun "would you rather" dilemma questions with two impossible choices.

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Color Blind Test

Test your color vision and hue spotting ability.

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Country Info Lookup

Get detailed information about any country including capital, population, currency, and languages.

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Random Animal Pictures

Get random pictures of animals with facts and descriptions for each animal.

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Random Fact Generator

Generate interesting and surprising random facts updated daily for learning and entertainment.

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Random Joke Generator

Get random jokes from multiple categories including programming, knock-knock, and more.

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Random Quote Generator

Get inspirational and motivational random quotes from famous authors and figures.

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This Day in History

Discover important historical events, births, and milestones from today's date in history.

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Fake Person Generator

Generate polished fictional personas with names, addresses, and job titles for mockups, demos, QA, and creative work.

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Games

28 tools

Typing Speed Test

Test your typing speed in WPM with accuracy tracking and real-time error highlighting.

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Word Guess

Play a daily word guessing game similar to Wordle.

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2048

Slide tiles and merge them to reach 2048.

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Minesweeper

Clear the hidden minefield without detonating any bombs.

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Sudoku

Classic number puzzle game. Fill the grid with digits 1-9.

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Nonogram

Solve logic puzzles to reveal a hidden picture.

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Crossword Mini

Solve a quick daily mini crossword puzzle.

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Web Dev Tycoon

An idle clicker game. Build your web development empire.

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Pizza Clicker

Click to bake pizzas and upgrade your pizzeria.

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Aim Trainer

Improve your mouse accuracy and reaction speed.

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Snake

Classic retro snake game. Eat food and grow longer.

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Block Drop (Tetris)

Clear lines by strategically dropping cascading blocks.

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Flappy Box

Flap your way through obstacles in this frustratingly fun game.

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Breakout

Smash through retro brick layouts with a bouncing ball.

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Space Invaders

Defend the Earth from waves of descending alien ships.

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Tower Stacker

Stack moving blocks as high as you can.

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Tic Tac Toe

Play the classic X's and O's game against an AI or a friend.

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Connect 4

Drop discs to connect four in a row before your opponent.

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Hangman

Guess the hidden word before the stickman is fully drawn.

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Math Dash

Solve quick math problems against the clock.

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Solitaire

Play classic Klondike Solitaire right in your browser.

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Checkers

Play a classic game of checkers against a computer opponent.

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Memory Card Match

Test your memory by finding matching pairs of cards.

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Simon Says

Memorize and repeat the growing sequence of colors.

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Whack-A-Mole

Whack the moles as they pop out of their holes!

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Reaction Time Test

Test your reaction time with click-speed game and track average reactions across multiple trials.

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Trivia Quiz Game

Play trivia questions with multiple difficulty levels, score tracking, and instant feedback.

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Typing Speed Test

Test typing speed and accuracy with 60-second timer, WPM calculation, and accuracy metrics.

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Gaming

15 tools

FPS Sensitivity Converter

Convert your mouse sensitivity between CS2, Valorant, Apex, Fortnite, and Overwatch 2.

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D&D Dice Roller

Roll any combination of polyhedral dice (d4–d100) with modifiers, advantage, and disadvantage.

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Character Stat Roller

Roll D&D 5e ability scores using 4d6 drop lowest, standard array, or point buy.

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Tournament Bracket Generator

Create single elimination brackets for 2–16 players. Click to advance winners through the rounds.

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Gamer Tag Generator

Generate unique gamer tags and usernames with styles like Dark, Epic, Funny, and Cute.

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Speedrun Timer

Precision speedrun timer with named splits, spacebar controls, and split time tracking.

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Loot Table Simulator

Build a loot table with weighted items and simulate hundreds of rolls to see drop rates.

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NPC Name Generator

Generate fantasy RPG NPC names for Humans, Elves, Dwarves, Orcs, and more — with personality traits.

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RPG Quest Generator

Generate random tabletop RPG quest hooks with quest giver, objective, location, complication, and reward.

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RPG Damage Calculator

Calculate min, max, and average damage for any RPG build — includes crit multiplier, resistance, and DPS.

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Tier List Maker

Create drag-and-drop tier lists with S through F tiers. Add items and rank anything.

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Random Map Seed Generator

Generate random seeds for Minecraft, Valheim, Terraria, Stardew Valley, and more. Save your favourites.

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Battle Simulator

Set up two fighters with stats and simulate turn-based combat. Run 100 battles to see win percentages.

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Gaming Loadout Builder

Build and share your gaming loadout. Set weapon, armor, gadgets, and perks for any game.

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Hex Grid Generator

Generate interactive hex grids for tabletop RPG maps. Click to fill hexes and add labels.

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Health

23 tools

Daily Water Tracker

Track your daily hydration progress with a visual water jug.

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TDEE Calculator

Find your Total Daily Energy Expenditure and maintenance calories.

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Calories to Steps Tracker

Calculate how many steps or miles it takes to burn off a specific food.

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Body Fat Calculator

Estimate your body fat percentage using the US Navy method.

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Lean Body Mass

Determine your lean body mass accurately with the Boer formula.

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Water Intake Calculator

Calculate exactly how much water you should drink daily.

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One Rep Max (1RM)

Find out your theoretical 1-rep max and lifting percentages.

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Running Pace Calculator

Determine your race pace and split times for any distance.

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Macro Calculator

Split your daily calories into protein, carbs, and fats.

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Target Heart Rate Zones

Find your exact target heart rate zones for cardio training.

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Period & Ovulation

Track your menstrual cycle and estimate ovulation/fertile days.

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BAC Calculator

Calculate your Estimated Blood Alcohol Content (Widmark Formula).

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Sleep Cycle Calculator

Calculate the optimal time to go to bed or wake up refreshed.

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BMI Calculator

Calculate Body Mass Index and check your weight category instantly.

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Pregnancy Calculator

Estimate due date based on LMP, conception, or IVF transfer.

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Ovulation Calculator

Estimate your fertile window and next ovulation dates.

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Blood Type Compatibility

Check blood type donation and transfusion compatibility across all 8 types.

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Box Breathing Exercise

Follow a guided 4-4-4-4 box breathing animation to reduce stress and improve focus.

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Caffeine Half-Life Calculator

Track how caffeine decays in your body and see if it will keep you up at bedtime.

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Ideal Weight Calculator

Calculate your ideal body weight using Devine, Robinson, and other medical formulas.

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Air Quality Checker

Check real-time air quality index and pollution levels by location using live APIs.

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Color Blindness Test

Ishihara-style color blindness test with immediate results and diagnosis.

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Pregnancy Due Date

Calculate due date and gestational age from last menstrual period using Naegele's rule.

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Image

24 tools

QR Code Generator

Create QR codes for URLs, text, WiFi, and contact info.

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QR Code Scanner

Upload an image and instantly decode QR codes locally in your browser.

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Image Metadata Viewer

Read EXIF metadata and download a stripped, privacy-safe copy of your image.

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Batch Image Resizer

Resize multiple images to a maximum width and height in one pass.

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Spotify Playlist Cover Maker

Generate colorful gradients and textured playlist covers.

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Profile Picture Maker

Create a polished circular avatar from any photo with zoom, framing, and ring controls.

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Twitch Emote Resizer

Automatically resize emotes to 112px, 56px, and 28px perfectly.

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Pixel Art Avatar Builder

Draw 8x8 pixel aesthetics and download them for profile pictures.

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EXIF Remover

Inspect and remove privacy-sensitive image metadata before sharing photos publicly.

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Image Sharpener

Sharpen slightly soft images with controlled strength before export.

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Image Upscaler

Preview larger cleaner image dimensions before export with practical upscale factors.

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Background Remover Pro

Preview cleaner subject cutouts with realistic scope notes for simple background-removal workflows.

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Background Remover

Remove simple solid-color backgrounds and export a transparent PNG.

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Color Blindness Simulator

Preview how an uploaded image may appear for protanopia, deuteranopia, tritanopia, and achromatopsia.

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Face Blur & Pixelate

Draw privacy boxes over faces or sensitive areas and export a blurred or pixelated image.

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Image Compressor to KB

Compress and resize images to specific file sizes (50KB, 100KB, 200KB). Upload, adjust quality, download instantly. Supports JPG, PNG, WebP.

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Image Resize to KB

Resize and compress images to exact target file sizes like 50KB, 100KB, or 200KB for uploads and web optimization.

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Image Cropper

Crop and rotate images to any dimensions with a visual drag-to-select interface.

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Image Resizer

Resize images to exact pixel dimensions with preset sizes for common platforms.

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Image Format Exporter

Upload any image and convert it to PNG, JPEG, or WebP format instantly in your browser.

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Image Watermark Tool

Add custom text watermarks to images with adjustable opacity, size, and position.

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Device Screenshot Mockup

Place screenshots inside realistic phone, tablet, and laptop device frames.

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Social Media Image Resizer

Instantly see the correct image dimensions for Instagram, Facebook, Twitter, and more.

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Image Compressor

Compress images to reduce file size while preserving visual quality.

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Math

11 tools

Percentage Calculator

Multi-mode percentage calculator. Find X% of Y, X as % of Y, or % change between values.

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Mortgage Calculator

Calculate monthly mortgage payments, interest, and amortization.

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Bill & Tip Splitter

Split complex restaurant bills and tips evenly across your party.

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Smart Tip Calculator

Calculate the tip, split the check, and round totals intelligently for dining out.

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Currency Converter

Convert between major world currencies with simulated rates.

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Loan Calculator

Estimate personal loan and auto loan repayment schedules.

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Salary Calculator

Convert between hourly, weekly, monthly, and annual salaries.

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Age Calculator

Calculate exact age in years, months, weeks, days, and seconds.

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Aspect Ratio Calculator

Calculate aspect ratios and resize dimensions proportionally.

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Final Grade Calculator

Calculate the minimum final exam score needed to reach your desired course grade.

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GPA Calculator

Calculate your semester and cumulative GPA from course grades and credit hours.

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Music

20 tools

Virtual Metronome

Simple, accurate BPM metronome for musicians and practice.

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BPM Tap Tempo

Tap to the beat and instantly detect the BPM of any song with genre matching.

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Chord Progression Generator

Generate common chord progressions in any key for songwriting and music production.

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Focus Sound Generator

Generate ambient noise with adjustable rain, fireplace, and other soundscapes for focus.

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Virtual Metronome

A precise, adjustable BPM metronome with visual beats for music practice.

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Guitar Tuner

Tune your guitar with standard EADGBE tuning — play each string note in your browser.

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Scale Finder

Find notes in any musical scale. Choose root note and scale type to see all scale degrees.

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Circle of Fifths

Interactive circle of fifths. Click any key to see key signature, relative minor, and neighbouring keys.

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Song Key Transposer

Transpose chords and lyrics to any key. Supports all common chord types including 7ths, sus, and add9.

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Drum Pattern Generator

Create drum patterns with a 16-step sequencer. Play back kick, snare, and hi-hat patterns in your browser.

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MIDI Note Lookup

Look up any MIDI note number to get the note name, octave, and frequency in Hz.

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Music Interval Trainer

Train your ear by identifying musical intervals. Play two tones and guess the interval.

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Songwriting Prompt Generator

Get random songwriting prompts combining emotion, setting, character, and theme.

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Practice Session Timer

Structured practice timer for musicians. Add timed sections and get audio alerts between them.

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Beats Per Bar Calculator

Calculate note durations, beat length, and bar duration for any BPM and time signature.

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Key Compatibility Checker

Check how compatible two musical keys are for mashups or modulation. See shared chords and pivot points.

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Audio Frequency Chart

Visual frequency range reference for common instruments from bass guitar to cymbals.

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Music Theory Quiz

Test your music theory knowledge with 10-question quizzes on intervals, chords, and scales.

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Setlist Planner

Plan your band setlist with song durations and energy levels. Auto-arrange for the best show flow.

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Tempo Tapper

Tap to find the BPM of any song. Press the button or spacebar repeatedly to calculate tempo.

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Network

19 tools

What is my IP?

Instantly view your public IP address, ISP, and geographic location.

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Stock Market Hours Check

Check if global stock exchanges (NYSE, TSE, LSE) are currently open.

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Cron Job Generator

Generate and translate crontab expressions with a visual GUI.

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cURL to Fetch Converter

Convert raw cURL shell commands into JavaScript Fetch or Axios requests.

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cURL Builder

Visually build cURL commands with headers, params, auth, and JSON bodies.

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API Explorer

Send live HTTP requests with custom headers, params, and request bodies.

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GraphQL Playground

Run GraphQL queries, mutations, variables, and introspection requests in one place.

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WebSocket Tester

Open WebSocket connections, send messages, and inspect live server frames.

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Favicon Extractor

Extract favicon, apple-touch-icon, and shortcut icon URLs from any website.

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Webhook Tester

Fire signed webhook payloads at any endpoint and inspect the response.

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HTTP Status Codes

Quick reference for all HTTP status codes with descriptions.

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HTTP Status Code Checker

Bulk-check live URLs for 200, 301, 404, 500, and other status codes.

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Redirect Checker

Trace redirect chains and find final destination URLs for migrations and SEO audits.

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IP Geolocation Lookup

Look up the location, ISP, timezone, and coordinates of any IP address. Auto-detects your own IP.

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DNS Lookup

Look up DNS records for any domain. Supports A, AAAA, MX, TXT, CNAME, NS, and SOA records.

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SSL Certificate Checker

Check SSL certificate details for any domain — issuer, expiry date, and days remaining.

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Cron Next Run Calculator

Enter a cron expression and see the next 10 scheduled run times with a human-readable description.

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WHOIS Lookup

Look up domain registration info — registrar, creation date, expiry, nameservers, and status.

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Deep Link Generator

Build App Store and Play Store deep links with UTM parameters. Generates a QR code automatically.

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Productivity

13 tools

Working Days Calculator

Calculate exactly how many business days are between two dates.

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Pomodoro Timer

Focus timer utilizing the 25/5 minute Pomodoro work protocol.

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Meeting ROI Calculator

Calculate exactly how much money a meeting just cost the company.

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Bucket List Maker

Organize your bucket list by category and track which goals you have completed.

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Weighted Decision Matrix

Score and compare options against weighted criteria to make better decisions.

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Eisenhower Priority Matrix

Organize tasks into urgent/important quadrants to prioritize what matters most.

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Email Signature Generator

Design a professional HTML email signature with customizable colors and social links.

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Flashcard Study Tool

Create, flip, and study flashcards with a spaced-repetition scoring system.

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Daily Habit Tracker

Track daily habits on a visual calendar grid and build consistent streaks.

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Meeting Cost Calculator

Calculate the real-time dollar cost of a meeting based on attendees and salaries.

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Recipe Scaler

Scale recipe ingredient quantities up or down for any number of servings.

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Resume Bullet Point Builder

Craft impactful resume bullet points using strong action verbs and quantified results.

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Wedding Speech Generator

Generate structured wedding speech outlines for best man, maid of honor, and parents.

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SEO

38 tools

Sitemap Extractor

Fetch and list URLs from a live sitemap.xml file or sitemap index.

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robots.txt Validator

Fetch or paste a robots.txt file and validate the core crawler directives.

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Meta Tag Generator

Generate perfect SEO meta tags for your web pages.

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Open Graph Preview

Preview how your page looks when shared on social media.

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Robots.txt Generator

Generate a robots.txt file to control search engine crawling.

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Sitemap Generator

Generate XML sitemaps for better search engine indexing.

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SEO Title Case Converter

Automatically format titles with Chicago/APA style capitalization rules.

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Keyword Density Checker

Analyze keyword frequency and density in your content.

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Search Keyword Combiner

Quickly cross-match permutations of keyword lists for Ad campaigns.

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Domain Bulk Checker

Generate bulk TLD permutations and bulk search available domains.

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Cold Email Subject Scorer

Analyze your cold email subject line for spam triggers and length.

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SERP Simulator

Preview Google search snippets in desktop and mobile layouts before publishing.

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MIME Type Lookup

Look up MIME types by file extension or content type.

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Meta Tag Length Checker

Visually simulate your Google search snippet truncation limits.

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Meta Description Generator

Generate click-worthy meta descriptions with clean SERP-safe lengths.

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Open Graph Card Generator

Design social share cards and export ready-to-paste OG and Twitter tags.

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Canonical URL Checker

Inspect live canonical tags, final URLs, and metadata alignment in one pass.

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Canonical Tag Generator

Generate clean rel=canonical tags for preferred URLs and duplicate-page control.

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Hreflang Tag Generator

Generate alternate-language hreflang tags for international SEO and locale mapping.

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Meta Robots Generator

Build robots and googlebot meta tags for indexing, snippet, and crawl-control directives.

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Redirect Rule Generator

Generate Apache, Nginx, or CSV redirect rules for migrations, slug changes, and cleanup.

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Schema Markup Validator

Validate JSON-LD schema markup syntax and catch common field issues before publishing.

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Sitemap Validator

Validate sitemap.xml files, detect duplicates, and surface structural issues fast.

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Internal Link Analyzer

Crawl a page’s anchor tags to review internal links, external links, and nofollow usage.

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UTM Link Inspector

Parse campaign URLs and catch missing or messy UTM parameters before launch.

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Domain Age Checker

Look up RDAP registration data to estimate domain age, registrar, and expiry dates.

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Google Ads Generator

Generate proven high-CTR headlines and descriptions for Google Ads.

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Placeholder Image

Generate placeholder images of any size, color, and format.

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FAQ Schema Markup Generator

Build valid JSON-LD structure data for Search Engine Rich Snippets.

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Google SERP Previewer

Visually preview and test Desktop Google Search Results lengths.

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Keyword Clustering Tool

Group related keywords into practical topic clusters for SEO planning and content mapping.

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Keyword Intent Classifier

Label keywords by likely informational, commercial, transactional, or navigational intent.

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Content Brief Generator

Generate lightweight content briefs with title ideas, outlines, and FAQ prompts from a target keyword.

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People Also Ask Generator

Generate People Also Ask-style question sets from a target keyword for research and content planning.

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TF-IDF Content Analyzer

Analyze content against a target term with a practical V1 term-frequency signal.

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Broken Link Checker

Classify URLs by likely healthy, redirecting, or broken status for quick SEO triage.

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Hreflang Validator

Validate hreflang code syntax for international SEO workflows and multilingual pages.

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Redirect Map Generator

Normalize old and new URL paths for migrations, redirect planning, and content restructures.

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Security

16 tools

Password Strength Check

Analyze password security with entropy and complexity scoring.

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Mnemonic Generator

Generate secure BIP39-compatible mnemonic recovery phrases.

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RSA Key Generator

Generate secure public and private RSA key pairs locally.

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MAC Address Generator

Generate random Media Access Control (MAC) addresses instantly.

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Text Obfuscator

Obfuscate text using various encoding and transformation methods.

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Password Generator

Generate strong, customizable passwords with entropy estimation.

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Hash Generator

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text.

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UUID Generator

Generate v4 UUIDs instantly with batch generation support.

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HMAC Generator

Generate HMAC signatures using various hash algorithms.

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Random Number Generator

Generate random numbers, dice rolls, and coin flips.

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Random String Generator

Generate cryptographically secure random strings for API keys, tokens, and test data.

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Encryption Tool

Encrypt and decrypt text using AES symmetric encryption.

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Bcrypt Hash Generator

Generate bcrypt password hashes with configurable rounds.

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TOTP Code Generator

Generate time-based one-time passwords for 2FA testing.

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Steganography Tool

Hide secret messages inside PNG images using LSB steganography, or decode hidden messages from images.

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File Hash Checker

Compute MD5, SHA-1, SHA-256, and SHA-512 hashes for any file. Compare against a known hash to verify integrity.

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Social Media

25 tools

YouTube Title CTR Tester

Analyze your video titles for power words, length, and CTR potential.

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TikTok Viral Hook Generator

Generate high-retention opening hooks for Short-form video.

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YouTube Thumbnail Grabber

Extract high-resolution video covers instantly.

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YouTube Transcript Extractor

Extract a clean, AI-ready transcript from any YouTube video URL instantly.

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Instagram Caption Pro

Fix spacing & line break issues for IG captions.

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Instagram Grid Splitter

Slice a large panoramic image into 9 perfect squares.

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TikTok Caption Counter

Track character limits and hashtag counts for TikTok.

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X Thread Maker

Split long text into numbered tweets automatically.

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Twitch Alias Forge

Generate creative gaming usernames for streaming.

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Tweet Intent Generator

Create shareable Twitter links with pre-filled text.

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Social Post Previewer

Preview one post across X, LinkedIn, Facebook, and Instagram-style layouts.

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LinkedIn Rich Text Stylizer

Add bold and italic text to your LinkedIn posts.

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Auto-Caption Formatter

Break sentences into 3-word chunks for viral Short-form videos.

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Creator Revenue Calculator

Estimate your true Patreon and Substack revenue after platform fees.

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Discord Timestamp Generator

Generate localized, dynamic Markdown time syntax for Discord chats.

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YouTube Idea Slot Machine

Generate massive viral hooks by combining proven psychological triggers.

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Instagram Line Break Tool

Fix invisible line break formatting issues in Instagram captions and bios.

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LinkedIn Bold Text Formatter

Format LinkedIn posts with bold and italic Unicode text to stand out in the feed.

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TikTok Character Counter

Count characters, hashtags, and mentions against TikTok caption limits in real time.

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Tweet Link Generator

Generate pre-filled Twitter/X share links with custom text, mentions, and hashtags.

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Twitch Username Generator

Generate creative gaming and streaming usernames with prefixes, suffixes, and styles.

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Twitter Thread Splitter

Split long text into numbered tweet-sized chunks with character count tracking.

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YouTube Thumbnail Downloader

Download YouTube video thumbnails in all available resolutions from any video URL.

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Instagram Bio Generator

Generate creative Instagram bios for different niches including creative, business, fitness, lifestyle.

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TikTok Username Generator

Generate creative TikTok usernames in multiple styles including trendy, gaming, creative, music.

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Text

30 tools

Emoji Search & Copy

Find and copy any emoji instantly from a organized search grid.

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Bionic Reading Text

Enhance reading speed by highlighting fixation points in text.

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Bubble Text Generator

Convert normal text into ⓐⓔⓢⓣⓗⓔⓣⓘⓒ bubble and block styles.

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Morse Code Converter

Convert text to Morse code signals and vice versa.

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Word Counter

Count words, characters, sentences, and reading time in real-time.

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Lorem Ipsum Generator

Generate placeholder text in paragraphs, sentences, or words.

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Case Converter

Convert text between UPPER, lower, Title, Sentence, and more.

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Markdown to HTML

Convert Markdown to clean HTML with live preview.

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Duplicate Line Remover

Remove duplicate lines from your text instantly.

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Slug Generator

Convert any text into a URL-friendly slug.

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Text Reverser

Reverse text by characters, words, or lines.

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Find & Replace

Find and replace text with regex support and match highlighting.

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Text to Binary

Convert text to binary, hex, octal, and decimal representations.

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Line Sorter

Sort lines alphabetically, numerically, by length, or randomly.

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Character Frequency

Analyze the frequency of characters inside any text block.

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Fancy Font Generator

Convert text to mathematical bold serif display characters.

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Cursive Text Generator

Convert normal text into script and cursive unicode characters.

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Upside Down Text

Flip your text upside down instantly to mock your friends.

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Vaporwave Text Generator

Convert standard text into full-width aesthetic vaporwave text.

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Braille Translator

Translate English text to Grade 1 Braille and vice versa.

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Emoji Translator

Automatically substitute keywords in text with matching emojis.

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Text Cleaner

Remove annoying line breaks and redundant whitespaces from text.

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Y2K Aesthetic Text Generator

Convert plain text into sparkly, bracketed, vaporwave 2000s text.

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Kaomoji / Lenny Faces

Quickly find and copy famous ASCII text Lenny faces and Kaomoji.

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ASCII Block Text Generator

Convert normal text into massive ASCII block art formats.

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Zalgo Glitch Text Generator

Create cursed, glitched text to copy and paste anywhere.

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NATO Phonetic Alphabet

Convert any text to NATO phonetic alphabet (Alpha, Bravo, Charlie...). Covers A-Z, digits, and punctuation.

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Wingdings Translator

Convert text to Wingdings symbols and back. See the full character mapping table.

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Pig Latin Converter

Translate any English text to Pig Latin with proper consonant cluster rules and capitalization handling.

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Dictionary Lookup

Find word definitions, phonetics, example usage, and pronunciations instantly.

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Time

12 tools

Days Between Dates

Calculate the exact number of days, weeks, and months between two dates.

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Time Duration Calculator

Find the hours and minutes between a start and end time.

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Day/Date Math Calculator

Add or subtract days, weeks, and months from a specific date.

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Leap Year Checker

Check if a year is a leap year and find out when the next ones are.

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Online Stopwatch

A precise lap stopwatch with millisecond accuracy.

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Countdown Timer

Live countdown timer to a specific date and time.

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Date Difference Calculator

Calculate the exact difference between two dates.

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Time Zone Converter

Visual comparison of global times and zones.

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Public Holiday Checker

Find all public holidays for any country and year with dates and holiday types.

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Sunrise & Sunset Times

Find sunrise, sunset, and total day length for any location based on date and coordinates.

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Holiday Countdown

Count down the days, hours, minutes, and seconds until any major holiday or custom date.

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Weather Lookup

Get real-time weather, temperature, wind speed, humidity, and visibility for any location.

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Writing

17 tools

Read Time Calculator

Estimate article reading time, speaking time, and live text stats.

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Word Frequency Analyzer

Find the most repeated words in any text with live frequency charts.

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Rhyming Dictionary

Find perfect rhymes for writing poetry or lyrics.

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Essay Typer

Mash your keyboard to produce a perfect academic essay.

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AI Prompt Generator

Roll randomized art styles to use in Midjourney or DALL-E.

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Readability Analyzer

Calculate Flesch-Kincaid reading ease and target grade levels.

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Syllable Counter

Count syllables per word for writing haikus or structured poetry.

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Simple Paraphraser

Swap basic English attributes and adjectives with synonyms.

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Grammar & Typo Checker

Quickly scan for standard and notorious spelling mistakes.

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Corporate Jargon Decoder

Translate annoying passive-aggressive corporate speak into plain English.

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Text Summary / TL;DR

Summarize long text into fast bullet points or a short paragraph.

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Grammar & Style Fixer

Clean up rough drafts, obvious typos, and awkward phrasing instantly.

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Sentence Length Analyzer

Analyze sentence rhythm, pacing, and readability by sentence length.

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Acronym Explainer

Detect acronyms in text and explain common business, marketing, and tech terms.

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Random Poem Generator

Generate random poems in various styles including haiku, limerick, and free verse.

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Story Plot Generator

Generate random story plots with characters, settings, and conflicts for creative writing.

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Plagiarism Checker

Check text for plagiarism by analyzing common phrases, academic clichés, and repeated content. Shows percentage score and highlights suspicious matches.

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