143 tools found
Writing & text
Count, compare, clean up and convert text.
Word Counter
Count words, characters, sentences and paragraphs as you type.
Lorem Ipsum Generator
Generate placeholder text by paragraphs or words, plain or HTML.
Case Converter
Switch text to UPPER, Title, camelCase, snake_case and more.
Character Counter
Count characters and check X, SMS and meta-description limits.
Text Diff Checker
Compare two texts side by side and see exactly what changed.
Sort & Dedupe Lines
Sort lines A-Z, reverse them, remove duplicates and trim whitespace.
HTML to Markdown Converter
Convert HTML or pasted web content into clean Markdown.
Markdown Previewer
Write Markdown and see a live formatted preview side by side.
Slug Generator
Turn any title into a clean, URL-friendly slug.
Readability Score Checker
Check how easy your writing is to read with Flesch and grade-level scores.
Keyword Density Checker
Find the most used words and phrases in your text, with density percentages.
Find and Replace
Find and replace text online, with regex, case and whole-word options.
Reverse & Repeat Text
Reverse text, words or lines, flip it upside down, or repeat it.
Fancy Text Generator
Turn plain text into bold, italic, script and other fancy styles to copy.
Morse Code Translator
Translate text to Morse code and back, and play it as sound.
Roman Numeral Converter
Convert numbers to Roman numerals and Roman numerals to numbers.
Number to Words Converter
Write any number out in words, as an ordinal, or as an amount of money.
Remove Line Breaks
Join lines into one paragraph. Strip breaks from copied text.
Add Line Numbers
Number every line of text, or strip existing numbers.
Duplicate Word Finder
Find repeated words and back-to-back repeats like "the the".
Palindrome Checker
Check if a word or phrase reads the same backwards.
Syllable Counter
Count syllables per word and line. Check haiku and lyrics.
Title Case Converter
Title case by style: AP, APA, Chicago and MLA.
Emoji Picker
Search and copy emoji with one click.
Special Characters & Symbols
Copy arrows, math signs, currency, Greek letters and more.
Random Word Generator
Get random words, with length limits. For games and writing.
Random Name Generator
Random full names from English, Nigerian, Indian or Latin origins.
Citation Generator
APA, MLA and Chicago references for websites, books and articles.
APA Citation Generator
APA 7th edition references and in-text citations.
MLA Citation Generator
MLA 9th edition works cited entries and in-text citations.
Developer tools
Format, encode, generate and convert.
Password Generator
Create strong random passwords or passphrases, one or many at a time.
JSON Formatter & Validator
Prettify, minify and validate JSON, with error line numbers.
JSON to DTO Generator
Turn JSON into Java, C#, TypeScript, Kotlin, Python or Go classes.
XML to DTO Generator
Turn XML into Java (JAXB), C#, TypeScript, Kotlin, Python or Go classes.
Regex Tester
Test regular expressions live, with match highlighting and groups.
Hash Generator
Generate MD5, SHA-1, SHA-256 and SHA-512 hashes and HMACs.
JWT Decoder
Decode a JSON Web Token and check its expiry and signature.
Unix Timestamp Converter
Convert Unix epoch timestamps to dates and back, in any time zone.
Cron Expression Explainer
Explain a cron schedule in plain English and see its next run times.
YAML ⇄ JSON Converter
Convert YAML to JSON and JSON to YAML with error line numbers.
CSV ⇄ JSON Converter
Convert CSV to JSON and JSON to CSV, with any delimiter.
Number Base Converter
Convert between binary, octal, decimal, hexadecimal and any base to 36.
SQL Formatter
Format and beautify SQL for MySQL, PostgreSQL, SQL Server and more.
XML ⇄ JSON Converter
Convert XML to JSON and JSON to XML, keeping attributes and lists.
JSON Schema Generator
Generate a JSON Schema from a sample JSON document.
JSON Diff
Compare two JSON documents and see what changed, ignoring key order.
JSONPath Tester
Test JSONPath queries against your JSON and see every match.
String Escape / Unescape
Escape and unescape strings for JSON, JavaScript, Java, Python, HTML, SQL, regex and CSV.
HTML Entity Encoder / Decoder
Encode special characters as HTML entities, or decode entities back to text.
Text to Binary / Hex / ASCII Converter
Convert text to binary, hex, decimal or octal codes and back.
HTTP Status Codes
Look up every HTTP status code, from 200 OK to 503 Service Unavailable.
Chmod Calculator
Work out Linux file permissions in octal and symbolic form.
IP Subnet Calculator
Calculate network, host range and masks for an IPv4 or IPv6 CIDR.
URL Parser & Query Builder
Split a URL into its parts and edit its query parameters.
Bcrypt Hash Generator & Checker
Generate bcrypt password hashes and check a password against a hash.
Mock Data Generator
Generate fake names, emails, dates and more as JSON, CSV or SQL.
Base64 & URL Encoder / Decoder
Encode and decode Base64 and URL-encoded text instantly.
UUID & Random Number Generator
Generate secure UUIDs (v4, v7) and random numbers.
JavaScript Minifier
Strip comments and spaces from JavaScript. Safe and private.
Base32 Encoder / Decoder
Encode and decode Base32, including hex and Crockford.
ULID & NanoID Generator
Make sortable ULIDs and short random NanoIDs.
Markdown Table Generator
Build Markdown tables in a grid or paste from a spreadsheet.
AES Encrypt & Decrypt
Lock text or files with a password, right in your browser.
TOTP Authenticator Code Generator
Make live two-factor codes from a secret key, with a QR code.
RSA & SSH Key Pair Generator
Make SSH and PEM key pairs: Ed25519, RSA or ECDSA.
File Hash Compare
Check a download against its checksum, or compare two files.
Web & design
Build, format and optimize for the web.
HTML / XML Formatter & Minifier
Beautify or minify HTML and XML.
CSS Minifier & Beautifier
Compress CSS to save bytes, or format it so it is easy to read.
CSS Gradient & Box Shadow Generator
Design gradients and box shadows visually and copy the CSS.
PX to REM Converter
Convert px to rem, em, pt and percent for any base font size.
Image to Base64 Converter
Convert an image to a Base64 data URI, or turn Base64 back into an image.
Meta Tag Generator
Generate SEO, Open Graph and Twitter Card meta tags with live previews.
QR Code Generator
QR codes for links, Wi-Fi, contacts, email, phone and text. PNG or SVG.
Color Converter & Contrast Checker
Convert HEX, RGB and HSL and check WCAG contrast ratios.
Robots.txt Generator
Build a robots.txt with rules for each crawler.
.htaccess Generator
Redirects, HTTPS, caching and more for Apache sites.
UTM Link Builder
Add campaign tracking to any link.
Barcode Generator
Make Code 128, EAN-13, UPC-A, EAN-8 and Code 39 barcodes.
Wi-Fi QR Code Generator
Let guests join your Wi-Fi by scanning a code.
vCard QR Code Generator
A QR code that saves your contact details to a phone.
Image tools
Compress, resize, convert and crop images without uploading them.
Image Compressor
Make JPG, PNG and WebP images smaller. Private, in your browser.
Image Resizer
Resize images to exact pixels or a percentage. Batch friendly.
Image Converter
Convert between PNG, JPG and WebP in your browser.
Image Cropper
Crop images by dragging, with aspect ratio presets.
Favicon Generator
Make favicon.ico and app icons from a letter, emoji or image.
PNG to JPG Converter
Turn PNG images into smaller JPG files. Private, in your browser.
JPG to PNG Converter
Turn JPG photos into lossless PNG files in your browser.
WebP to JPG Converter
Turn WebP images into JPG files that open anywhere.
WebP to PNG Converter
Turn WebP images into PNG files, keeping transparency.
JPG to WebP Converter
Turn JPG photos into smaller WebP files for your website.
SVG to PNG Converter
Turn SVG files into PNG, JPG or WebP at any size.
SVG Optimizer
Make SVG files smaller by removing the extras editors add.
HEIC to JPG Converter
Turn iPhone HEIC photos into JPG files that open anywhere.
HEIC to PNG Converter
Turn iPhone HEIC photos into lossless PNG files.
EXIF Viewer & Remover
See the hidden details in photos, and remove them.
Watermark Photos
Add a text or logo watermark to one photo or many.
Blur & Censor Photos
Hide faces, plates and text with a box, blur or pixelation.
Photo Collage Maker
Combine photos in a grid or custom layout.
Meme Maker
Add top and bottom text to any picture.
Color Palette from Image
Find the main colors in any picture.
Signature Maker
Draw or type a signature and save it as a see-through PNG.
Online Drawing Pad
Sketch with a pen, shapes, colors and undo.
Webcam Capture
Take photos and record video with your camera.
Calculators
Money, health, dates, units and everyday maths.
Percentage Calculator
Find percentages, percentage change and percent increase or decrease.
Unit Converter
Convert length, weight, temperature, volume, speed and more.
Date Calculator
Count the days between dates or add and subtract time from a date.
Loan & Mortgage Calculator
Work out monthly payments, total interest and a full payment schedule.
Compound Interest Calculator
See how savings and investments grow with regular deposits.
BMI Calculator
Calculate your body mass index and see your healthy weight range.
Age Calculator
Find your exact age in years, months and days, and your next birthday.
Tip & Discount Calculator
Split a bill with a tip, or work out a sale price after discount and tax.
Aspect Ratio Calculator
Find a ratio like 16:9 from any size, or resize and keep the ratio.
Mean, Median & Mode Calculator
Find the average, median, mode and range of any list of numbers.
Standard Deviation Calculator
Sample and population standard deviation, variance, with working.
GCD & LCM Calculator
Greatest common divisor and least common multiple, with steps.
Fraction Calculator
Add, subtract, multiply and divide fractions and mixed numbers.
Salary Calculator
Convert hourly pay to yearly salary, and back, with your schedule.
GPA & Grade Calculator
GPA on any scale: 4.0, 5.0, 6.0 or your own. Final grade needed.
Calorie Calculator (TDEE)
Estimate daily calories to maintain, lose or gain weight.
Due Date Calculator
Estimate your due date, weeks pregnant and key dates.
Sales Tax & VAT Calculator
Add or remove sales tax, VAT or GST from a price.
Profit Margin & Markup Calculator
Work out margin, markup, profit and selling price.
ROI Calculator
Return on investment and the yearly rate of return.
Savings Goal Calculator
How long to reach a goal, or how much to save each month.
Inflation Calculator
Future prices, buying power, inflation rate and real return.
Week Number Calculator
ISO and US week number of any date, and the dates of a week.
Hours Calculator
Hours worked, time card totals, and adding or subtracting time.
Scientific Calculator
Trig, logs, powers, roots and factorials, with history.
Everyday tools
Calculators, timers and quick helpers.
Typing Test
Check your words per minute and accuracy in 60 seconds.
Pomodoro & Countdown Timer
Stay focused with a Pomodoro timer, or count down any time.
Online Stopwatch
A simple stopwatch with lap times.
World Clock & Time Zone Converter
See the time around the world and convert meeting times.
Random Name Picker & Team Maker
Spin a wheel to pick a name, or split people into teams.
Dice Roller & Coin Flip
Roll one to six dice, or flip a coin. Game dice too.
Text to Speech
Have your browser read any text aloud.
Countdown to a Date
Days, hours and minutes until any date. Live countdown.
Random Number Generator
Pick random numbers in any range. No repeats and decimals.
Username Generator
Cool, cute, gamer and calm usernames, ready to copy.
To-Do List
A simple task list that saves on your device.
Online Notepad
Write notes that save on your device. Download as text.
Voice Recorder
Record audio from your microphone and save the file.
Screen Recorder
Record a tab, window or your whole screen as a video.
Audio Trimmer & Converter
Cut, fade and level a sound file, and save it as WAV.