All Tools
The complete list of what is built so far: 41 tools across 9 categories. Each one does a single job and opens ready to use. Nothing asks you to register, and nothing is behind a paywall.
Use the filter below to narrow the list by name or category, or press Ctrl + K anywhere on the site to jump straight to a tool.
Text Tools
View category →Count words, characters and sentences, compare two versions, convert case, build URL slugs, and generate placeholder text or usernames
Word Counter
Count words, characters, sentences and paragraphs in any text
Character Counter
Count characters with and without spaces
Reading Time Calculator
Estimate how long it takes to read your content
Text Case Converter
Convert text to UPPER, lower, Title Case, camelCase, snake_case, CONSTANT_CASE and more
Lorem Ipsum Generator
Generate placeholder text by paragraph, word, sentence or list item
Text Diff Checker
Compare two texts and highlight every added, removed and rewritten line
URL Slug Generator
Turn a title into a clean URL slug, or a whole list of titles at once
Sentence Counter
Count the exact number of sentences in your text
Username Generator
Generate username ideas from word pairs, gamer tags or invented names
Business Name Generator
Generate business and brand name ideas by style, industry and tone, with the domain
SEO Tools
View category →Check your title and meta description against the width Google actually displays
Developer Tools
View category →Format and validate JSON, convert Markdown to HTML, handle Base64 and percent-encoded URLs, and generate QR codes
JSON Formatter
Format, minify and validate JSON, with the exact line of any error
Base64 Encoder/Decoder
Encode text or files to Base64, decode Base64 and base64url back again
URL Encoder/Decoder
Encode a value or a whole URL, decode either, and read query parameters
Markdown to HTML Converter
Convert Markdown to clean HTML, with a live preview and GitHub extensions
HTML Entity Encoder/Decoder
Escape text into HTML entities, or decode entities back into characters
Regex Tester
Test a regular expression against your text, with live highlighting, capture groups and replace
Regex Find and Replace
Replace every match of a pattern, reusing captured groups in the replacement
JWT Decoder
Decode a JWT, read every claim in plain English and check the signature
JWT Generator
Build a token with your own claims and sign it with HMAC, RSA or ECDSA
Color Picker & Converter
Pick a color and read it back as HEX, RGB, HSL, HSV, CMYK or OKLCH
CSS Minifier
Minify CSS without rewriting your rules, or format it back to readable
UUID Generator
Generate UUIDs in any version, from random v4 to time-ordered v7
Binary & Hex Converter
Convert a number between binary, octal, decimal and hex, exact at any size
Image to Base64
Convert an image to Base64, a data URI, or a ready CSS/HTML snippet
QR Code Generator
Generate a QR code for a link, Wi-Fi, contact card or event, add your logo, and see it read back before you download
Barcode Generator
Generate an EAN, UPC, Code 128, Code 39, ITF or Codabar barcode and download it as PNG or SVG
Math & Numbers
View category →Work out percentages and percentage change, and exact ages between two dates
Image & Media
View category →Compress, resize and round the corners of an image, turn SVG artwork into PNG, or build a whole favicon set from one logo
App Icon Generator
Build the iOS and Android app icon sets a React Native or Expo project needs
Favicon Generator
Turn one logo into favicon.ico, the PNG sizes, Apple and Android icons
SVG to PNG Converter
Convert SVG files or pasted markup to PNG at any scale or exact size
Image Compressor
Compress JPG, PNG and WebP by quality or to an exact size, and check the result
Image Resizer
Resize one image or a whole batch, then download them all as a ZIP
Image Corner Rounder
Round or squircle image corners, resize and export PNG, WebP or JPG
Security & Crypto
View category →Generate strong passwords and compute SHA-256 or MD5 hashes of any text
Converters
View category →Convert a length between millimetres, metres, kilometres, inches, feet, yards and miles
Social Media
View category →Check one post against the character limits of seven social platforms at once
PDF Tools
View category →Join several PDFs into one document, in the order you decide, keeping only the pages you want from each