All Tools

Browse our complete collection of 488 free online tools.

Color

11 tools

Color Format Converter

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

Palette Generator

Generate beautiful, harmonious color palettes from a seed color.

Gradient Generator

Create stunning CSS gradients with a visual editor.

Contrast Checker

Check color contrast ratios for WCAG accessibility compliance.

Tailwind Color Finder

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

Box Shadow Generator

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

Image Color Palette Extractor

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

Image Color Picker

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

Color Shade Generator

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

PANTONE to HEX

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

Color Temperature Converter

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

Content

21 tools

HTML Link-in-Bio Builder

Generate a blazing fast static HTML alternative to Linktree.

Podcast Show Notes Builder

Generate rich markdown show notes with timestamps and resource links.

Email Preheader Generator

Generate stronger inbox preview text that complements your subject line.

Startup Name Availability Checker

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

UTM Tracking Builder

Standardize your marketing attribution links.

Link-in-Bio Generator

Create a simple static HTML profile page.

Hashtag Group Generator

Curated hashtag clusters to boost organic reach.

Text to Hashtags

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

Thread to Tweet Converter

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

Bio Generator for Social

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

Email Subject Line Tester

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

Rap Name Generator

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

Bio Link Page Builder

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

Blog Title Generator

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

Business Name Generator

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

Engagement Rate Calculator

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

Hashtag Generator

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

Headline Analyzer

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

Slogan Generator

Generate catchy marketing slogans and taglines from your brand keywords.

UTM Link Builder

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

AI Content Detector

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

Converter

22 tools

Length Converter

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

Weight & Mass Converter

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

Temperature Converter

Convert precise temperatures across Celsius, Fahrenheit, and Kelvin.

Volume Converter

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

Area Converter

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

Speed Converter

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

Digital Storage Converter

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

Time Converter

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

Unit Converter

Convert between length, weight, temperature, and more.

Byte Converter

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

HEIC to JPG / PNG Converter

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

Image Format Converter

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

Fuel Economy Converter

Convert between MPG and L/100km.

Shoe Size Converter

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

Bra Size Converter

Translate global bra sizing conventions.

Ring Size Converter

Standardize ring sizes across regions and diameters.

Excel / CSV to PDF Converter

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

Cooking Measurement Converter

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

Digital Storage Converter

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

Shoe Size Converter

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

Roman Numeral Converter

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

Roman Numeral Converter

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

Data

29 tools

JSON Validator & Formatter

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

Base64 to Image Decoder

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

Image to Base64 Encoder

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

URL Parser

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

JSON-to-Zod-to-Prisma

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

JSON Diff Visualizer

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

SQL Query Runner

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

JSON Schema Generator

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

.env File Validator

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

CSV to JSON Converter

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

XML Formatter

Format, validate and prettify raw XML documents.

JSON Formatter

Format, minify, and validate JSON data instantly.

Base64 Encoder/Decoder

Encode and decode strings to and from Base64 format.

URL Encoder/Decoder

Safely encode or decode URLs and query parameters.

SQL Formatter

Format and beautify SQL queries for readability.

Number Base Converter

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

Unix Timestamp Converter

Convert Unix timestamps to human-readable dates and back.

JSON to CSV Converter

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

YAML to JSON Converter

Convert YAML configuration files to JSON format with instant validation.

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.

JWT Builder

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

Unicode Inspector

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

Number to Words

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

Barcode Generator

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

Fake Dataset Generator

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

ISS Tracker

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

Starlink Tracker

View live positions of SpaceX Starlink internet satellites orbiting Earth.

Space Launch Tracker

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

NASA Image Viewer

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

Developer

43 tools

HTML Formatter

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

HTML Minifier

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

RGB to HEX Converter

Convert color values between RGB blocks and standard Hex codes.

PX to REM Converter

Translate CSS pixel constraints to accessibility-standard rem ratios.

CSS Formatter

Beautify nested and unformatted CSS code blocks securely.

CSS Box Shadow Generator

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

Markdown Table Generator

Construct MD tables visually without writing the tedious syntax manually.

Regex Explain Tool

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

SVG to JSX Converter

Convert raw SVG code into a React JSX component instantly.

Regex Tester

Test and debug regular expressions with live match highlighting.

HTML Entity Tool

Encode and decode HTML entities for safe web content.

CSS Minifier/Beautifier

Minify or beautify your CSS code with one click.

JS Minifier

Minify JavaScript code by removing whitespace and comments.

Glassmorphism Generator

Design frosted glass CSS UI components with a visual editor.

Neumorphism UI Generator

Design soft UI CSS components instantly with a visual editor.

Diff Checker

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

Tailwind UI Visualizer

Paste Tailwind HTML and view a sandboxed live preview instantly.

React to Vue Converter

Convert functional React components to Vue 3 Composition API.

Extension Manifest Builder

Visually scaffold Chrome Extension MV3 manifest.json files.

PDF Signature

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

PDF Merge

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

PDF Split

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

PDF Compress

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

OCR PDF to Text

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

PDF to Word

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

Word to PDF

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

OCR Image to Text

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

JWT Decoder Pro

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

PDF Page Number Adder

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

PDF Compare

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

Fillable PDF Form Creator

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

SVG Optimizer & Minifier

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

Chmod Calculator

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

CSS Flexbox Generator

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

Favicon Generator

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

HTML to Markdown Converter

Convert HTML code into clean, readable Markdown syntax instantly.

Common Regex Patterns

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

CSS Grid Generator

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

CSS Clip-Path Generator

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

Visual Regex Tester

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

Text Diff Merger

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

JSON Path Evaluator

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

JWT Decoder

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

Finance

38 tools

Freelance Rate Calculator

Calculate your true required hourly rate based on target income.

Wedding Budget Planner

Structure and visualize your entire wedding budget with dynamic categories.

Credit Card Payoff

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

SIP Calculator

Calculate future wealth using a Systematic Investment Plan.

Lumpsum Calculator

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

ROI Calculator

Calculate Return on Investment and annualized gains.

Income Tax Calculator

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

Net Worth Calculator

Track assets vs liabilities to determine your true net worth.

Retirement Calculator

Project 401k savings and compound interest for retirement.

Auto Loan Payoff

Calculate interest saved by making extra monthly car payments.

Inflation Calculator

Measure the historical or projected purchasing power of money.

SaaS Churn Calculator

Calculate customer churn rate and projected user numbers.

Rent vs Buy Calculator

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

Cost Per Wear Calculator

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

FIRE Retirement Calculator

Calculate your exact Financial Independence, Retire Early number.

Crypto Profit Calculator

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

CAGR Calculator

Find the Compound Annual Growth Rate of an investment.

Markup / Margin Calculator

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

Compound Interest Visualizer

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

Debt-to-Income Ratio Calculator

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

Amazon Fee Calculator

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

Latency Cost Calculator

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

Subscription vs One-Time Cost Calculator

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

Lead Value Calculator

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

Electricity Cost Calculator

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

EMI Calculator

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

Expense Ratio Impact Calculator

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

Gas Trip Cost Calculator

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

Invoice Generator

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

Paycheck Calculator

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

Rent Affordability Calculator

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

Startup Runway Calculator

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

Stock Return Calculator

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

Crypto Price Tracker

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

Crypto Tracker

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

Discount Calculator

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

Fuel Cost Calculator

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

Hourly to Salary

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

Fun

33 tools

Spin the Wheel

A customizable random picker wheel for decisions and games.

Coin Flipper

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

Online Dice Roller

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

Fake Person Generator

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

Fake iOS Message Generator

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

Dog to Human Years

Adjusted breed and size scalings for dog aging.

Cat to Human Years

Calculate equivalent human aging for felines.

What Should I Watch? Quiz

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

Color Personality Test

Answer quick vibe questions to reveal your color aura personality.

Birthday Flower & Birthstone Lookup

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

This Day in History

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

Doge Meme Maker

Create authentic 2013-era doge memes with Comic Sans.

Fortune Cookie Spinner

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

Affirmation Generator

Generate daily positive affirmations to boost confidence and motivation.

Fake Identity Generator

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

Mad Libs Word Game

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

Magic 8-Ball

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

Meme Text Generator

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

Random Name Picker

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

Number Guessing Game

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

Reaction Time Test

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

Rock Paper Scissors

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

Truth or Dare Generator

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

Word Scramble Game

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

Would You Rather

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

Color Blind Test

Test your color vision and hue spotting ability.

Country Info Lookup

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

Random Animal Pictures

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

Random Fact Generator

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

Random Joke Generator

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

Random Quote Generator

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

This Day in History

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

Fake Person Generator

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

Games

28 tools

Typing Speed Test

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

Word Guess

Play a daily word guessing game similar to Wordle.

2048

Slide tiles and merge them to reach 2048.

Minesweeper

Clear the hidden minefield without detonating any bombs.

Sudoku

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

Nonogram

Solve logic puzzles to reveal a hidden picture.

Crossword Mini

Solve a quick daily mini crossword puzzle.

Web Dev Tycoon

An idle clicker game. Build your web development empire.

Pizza Clicker

Click to bake pizzas and upgrade your pizzeria.

Aim Trainer

Improve your mouse accuracy and reaction speed.

Snake

Classic retro snake game. Eat food and grow longer.

Block Drop (Tetris)

Clear lines by strategically dropping cascading blocks.

Flappy Box

Flap your way through obstacles in this frustratingly fun game.

Breakout

Smash through retro brick layouts with a bouncing ball.

Space Invaders

Defend the Earth from waves of descending alien ships.

Tower Stacker

Stack moving blocks as high as you can.

Tic Tac Toe

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

Connect 4

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

Hangman

Guess the hidden word before the stickman is fully drawn.

Math Dash

Solve quick math problems against the clock.

Solitaire

Play classic Klondike Solitaire right in your browser.

Checkers

Play a classic game of checkers against a computer opponent.

Memory Card Match

Test your memory by finding matching pairs of cards.

Simon Says

Memorize and repeat the growing sequence of colors.

Whack-A-Mole

Whack the moles as they pop out of their holes!

Reaction Time Test

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

Trivia Quiz Game

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

Typing Speed Test

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

Gaming

15 tools

FPS Sensitivity Converter

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

D&D Dice Roller

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

Character Stat Roller

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

Tournament Bracket Generator

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

Gamer Tag Generator

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

Speedrun Timer

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

Loot Table Simulator

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

NPC Name Generator

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

RPG Quest Generator

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

RPG Damage Calculator

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

Tier List Maker

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

Random Map Seed Generator

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

Battle Simulator

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

Gaming Loadout Builder

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

Hex Grid Generator

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

Health

23 tools

Daily Water Tracker

Track your daily hydration progress with a visual water jug.

TDEE Calculator

Find your Total Daily Energy Expenditure and maintenance calories.

Calories to Steps Tracker

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

Body Fat Calculator

Estimate your body fat percentage using the US Navy method.

Lean Body Mass

Determine your lean body mass accurately with the Boer formula.

Water Intake Calculator

Calculate exactly how much water you should drink daily.

One Rep Max (1RM)

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

Running Pace Calculator

Determine your race pace and split times for any distance.

Macro Calculator

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

Target Heart Rate Zones

Find your exact target heart rate zones for cardio training.

Period & Ovulation

Track your menstrual cycle and estimate ovulation/fertile days.

BAC Calculator

Calculate your Estimated Blood Alcohol Content (Widmark Formula).

Sleep Cycle Calculator

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

BMI Calculator

Calculate Body Mass Index and check your weight category instantly.

Pregnancy Calculator

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

Ovulation Calculator

Estimate your fertile window and next ovulation dates.

Blood Type Compatibility

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

Box Breathing Exercise

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

Caffeine Half-Life Calculator

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

Ideal Weight Calculator

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

Air Quality Checker

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

Color Blindness Test

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

Pregnancy Due Date

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

Image

24 tools

QR Code Generator

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

QR Code Scanner

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

Image Metadata Viewer

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

Batch Image Resizer

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

Spotify Playlist Cover Maker

Generate colorful gradients and textured playlist covers.

Profile Picture Maker

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

Twitch Emote Resizer

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

Pixel Art Avatar Builder

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

EXIF Remover

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

Image Sharpener

Sharpen slightly soft images with controlled strength before export.

Image Upscaler

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

Background Remover Pro

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

Background Remover

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

Color Blindness Simulator

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

Face Blur & Pixelate

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

Image Compressor to KB

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

Image Resize to KB

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

Image Cropper

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

Image Resizer

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

Image Format Exporter

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

Image Watermark Tool

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

Device Screenshot Mockup

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

Social Media Image Resizer

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

Image Compressor

Compress images to reduce file size while preserving visual quality.

Math

11 tools

Percentage Calculator

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

Mortgage Calculator

Calculate monthly mortgage payments, interest, and amortization.

Bill & Tip Splitter

Split complex restaurant bills and tips evenly across your party.

Smart Tip Calculator

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

Currency Converter

Convert between major world currencies with simulated rates.

Loan Calculator

Estimate personal loan and auto loan repayment schedules.

Salary Calculator

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

Age Calculator

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

Aspect Ratio Calculator

Calculate aspect ratios and resize dimensions proportionally.

Final Grade Calculator

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

GPA Calculator

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

Music

20 tools

Virtual Metronome

Simple, accurate BPM metronome for musicians and practice.

BPM Tap Tempo

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

Chord Progression Generator

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

Focus Sound Generator

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

Virtual Metronome

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

Guitar Tuner

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

Scale Finder

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

Circle of Fifths

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

Song Key Transposer

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

Drum Pattern Generator

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

MIDI Note Lookup

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

Music Interval Trainer

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

Songwriting Prompt Generator

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

Practice Session Timer

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

Beats Per Bar Calculator

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

Key Compatibility Checker

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

Audio Frequency Chart

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

Music Theory Quiz

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

Setlist Planner

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

Tempo Tapper

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

Network

19 tools

What is my IP?

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

Stock Market Hours Check

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

Cron Job Generator

Generate and translate crontab expressions with a visual GUI.

cURL to Fetch Converter

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

cURL Builder

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

API Explorer

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

GraphQL Playground

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

WebSocket Tester

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

Favicon Extractor

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

Webhook Tester

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

HTTP Status Codes

Quick reference for all HTTP status codes with descriptions.

HTTP Status Code Checker

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

Redirect Checker

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

IP Geolocation Lookup

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

DNS Lookup

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

SSL Certificate Checker

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

Cron Next Run Calculator

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

WHOIS Lookup

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

Deep Link Generator

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

Productivity

13 tools

Working Days Calculator

Calculate exactly how many business days are between two dates.

Pomodoro Timer

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

Meeting ROI Calculator

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

Bucket List Maker

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

Weighted Decision Matrix

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

Eisenhower Priority Matrix

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

Email Signature Generator

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

Flashcard Study Tool

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

Daily Habit Tracker

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

Meeting Cost Calculator

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

Recipe Scaler

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

Resume Bullet Point Builder

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

Wedding Speech Generator

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

SEO

38 tools

Sitemap Extractor

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

robots.txt Validator

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

Meta Tag Generator

Generate perfect SEO meta tags for your web pages.

Open Graph Preview

Preview how your page looks when shared on social media.

Robots.txt Generator

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

Sitemap Generator

Generate XML sitemaps for better search engine indexing.

SEO Title Case Converter

Automatically format titles with Chicago/APA style capitalization rules.

Keyword Density Checker

Analyze keyword frequency and density in your content.

Search Keyword Combiner

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

Domain Bulk Checker

Generate bulk TLD permutations and bulk search available domains.

Cold Email Subject Scorer

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

SERP Simulator

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

MIME Type Lookup

Look up MIME types by file extension or content type.

Meta Tag Length Checker

Visually simulate your Google search snippet truncation limits.

Meta Description Generator

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

Open Graph Card Generator

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

Canonical URL Checker

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

Canonical Tag Generator

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

Hreflang Tag Generator

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

Meta Robots Generator

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

Redirect Rule Generator

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

Schema Markup Validator

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

Sitemap Validator

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

Internal Link Analyzer

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

UTM Link Inspector

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

Domain Age Checker

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

Google Ads Generator

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

Placeholder Image

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

FAQ Schema Markup Generator

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

Google SERP Previewer

Visually preview and test Desktop Google Search Results lengths.

Keyword Clustering Tool

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

Keyword Intent Classifier

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

Content Brief Generator

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

People Also Ask Generator

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

TF-IDF Content Analyzer

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

Broken Link Checker

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

Hreflang Validator

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

Redirect Map Generator

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

Security

16 tools

Password Strength Check

Analyze password security with entropy and complexity scoring.

Mnemonic Generator

Generate secure BIP39-compatible mnemonic recovery phrases.

RSA Key Generator

Generate secure public and private RSA key pairs locally.

MAC Address Generator

Generate random Media Access Control (MAC) addresses instantly.

Text Obfuscator

Obfuscate text using various encoding and transformation methods.

Password Generator

Generate strong, customizable passwords with entropy estimation.

Hash Generator

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

UUID Generator

Generate v4 UUIDs instantly with batch generation support.

HMAC Generator

Generate HMAC signatures using various hash algorithms.

Random Number Generator

Generate random numbers, dice rolls, and coin flips.

Random String Generator

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

Encryption Tool

Encrypt and decrypt text using AES symmetric encryption.

Bcrypt Hash Generator

Generate bcrypt password hashes with configurable rounds.

TOTP Code Generator

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

Steganography Tool

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

File Hash Checker

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

Social Media

25 tools

YouTube Title CTR Tester

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

TikTok Viral Hook Generator

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

YouTube Thumbnail Grabber

Extract high-resolution video covers instantly.

YouTube Transcript Extractor

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

Instagram Caption Pro

Fix spacing & line break issues for IG captions.

Instagram Grid Splitter

Slice a large panoramic image into 9 perfect squares.

TikTok Caption Counter

Track character limits and hashtag counts for TikTok.

X Thread Maker

Split long text into numbered tweets automatically.

Twitch Alias Forge

Generate creative gaming usernames for streaming.

Tweet Intent Generator

Create shareable Twitter links with pre-filled text.

Social Post Previewer

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

LinkedIn Rich Text Stylizer

Add bold and italic text to your LinkedIn posts.

Auto-Caption Formatter

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

Creator Revenue Calculator

Estimate your true Patreon and Substack revenue after platform fees.

Discord Timestamp Generator

Generate localized, dynamic Markdown time syntax for Discord chats.

YouTube Idea Slot Machine

Generate massive viral hooks by combining proven psychological triggers.

Instagram Line Break Tool

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

LinkedIn Bold Text Formatter

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

TikTok Character Counter

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

Tweet Link Generator

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

Twitch Username Generator

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

Twitter Thread Splitter

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

YouTube Thumbnail Downloader

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

Instagram Bio Generator

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

TikTok Username Generator

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

Text

30 tools

Emoji Search & Copy

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

Bionic Reading Text

Enhance reading speed by highlighting fixation points in text.

Bubble Text Generator

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

Morse Code Converter

Convert text to Morse code signals and vice versa.

Word Counter

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

Lorem Ipsum Generator

Generate placeholder text in paragraphs, sentences, or words.

Case Converter

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

Markdown to HTML

Convert Markdown to clean HTML with live preview.

Duplicate Line Remover

Remove duplicate lines from your text instantly.

Slug Generator

Convert any text into a URL-friendly slug.

Text Reverser

Reverse text by characters, words, or lines.

Find & Replace

Find and replace text with regex support and match highlighting.

Text to Binary

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

Line Sorter

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

Character Frequency

Analyze the frequency of characters inside any text block.

Fancy Font Generator

Convert text to mathematical bold serif display characters.

Cursive Text Generator

Convert normal text into script and cursive unicode characters.

Upside Down Text

Flip your text upside down instantly to mock your friends.

Vaporwave Text Generator

Convert standard text into full-width aesthetic vaporwave text.

Braille Translator

Translate English text to Grade 1 Braille and vice versa.

Emoji Translator

Automatically substitute keywords in text with matching emojis.

Text Cleaner

Remove annoying line breaks and redundant whitespaces from text.

Y2K Aesthetic Text Generator

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

Kaomoji / Lenny Faces

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

ASCII Block Text Generator

Convert normal text into massive ASCII block art formats.

Zalgo Glitch Text Generator

Create cursed, glitched text to copy and paste anywhere.

NATO Phonetic Alphabet

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

Wingdings Translator

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

Pig Latin Converter

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

Dictionary Lookup

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

Time

12 tools

Days Between Dates

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

Time Duration Calculator

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

Day/Date Math Calculator

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

Leap Year Checker

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

Online Stopwatch

A precise lap stopwatch with millisecond accuracy.

Countdown Timer

Live countdown timer to a specific date and time.

Date Difference Calculator

Calculate the exact difference between two dates.

Time Zone Converter

Visual comparison of global times and zones.

Public Holiday Checker

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

Sunrise & Sunset Times

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

Holiday Countdown

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

Weather Lookup

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

Writing

17 tools

Read Time Calculator

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

Word Frequency Analyzer

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

Rhyming Dictionary

Find perfect rhymes for writing poetry or lyrics.

Essay Typer

Mash your keyboard to produce a perfect academic essay.

AI Prompt Generator

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

Readability Analyzer

Calculate Flesch-Kincaid reading ease and target grade levels.

Syllable Counter

Count syllables per word for writing haikus or structured poetry.

Simple Paraphraser

Swap basic English attributes and adjectives with synonyms.

Grammar & Typo Checker

Quickly scan for standard and notorious spelling mistakes.

Corporate Jargon Decoder

Translate annoying passive-aggressive corporate speak into plain English.

Text Summary / TL;DR

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

Grammar & Style Fixer

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

Sentence Length Analyzer

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

Acronym Explainer

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

Random Poem Generator

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

Story Plot Generator

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

Plagiarism Checker

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