Find the right web tool for every task
33 free tools that run entirely in your browser. Your files are never uploaded and nothing is stored — so there are no server upload limits, only the memory your own device can spare.
Image Tools
Compress, resize and convert images without uploading them anywhere.
6 toolsImage Compressor
Reduce JPG, PNG and WebP file sizes while keeping good image quality.
PopularImage Resizer
Change image dimensions by pixels or percentage, with the aspect ratio kept.
JPG to PNG
Convert JPG images to lossless PNG files.
PNG to JPG
Convert PNG images to JPG, with transparency flattened onto a colour you choose.
WebP Converter
Convert JPG and PNG images to WebP, or convert WebP back to JPG or PNG.
Image to Base64
Turn an image into a Base64 data URI you can paste straight into CSS or HTML.
PDF Tools
5 toolsImage to PDF
Turn JPG, PNG and WebP images into a single multi-page PDF.
Text to PDF
Turn plain text or basic Markdown into a paginated PDF document.
PopularPDF to JPG
Render the pages of a PDF as JPG images at the resolution you choose.
PDF to PNG
Render the pages of a PDF as lossless PNG images.
PDF to Text
Extract the text content from a PDF, page by page.
Text & Lists Tools
Count, clean, sort and reshape text and lists.
6 toolsWord Counter
Count words, characters, sentences and paragraphs, with reading time.
Case Converter
Convert text between sentence case, title case, camelCase, snake_case and more.
Remove Duplicate Lines
Strip repeated lines from a list, with optional case and whitespace matching.
Sort Lines
Sort a list alphabetically, numerically, by length, or reverse and shuffle it.
Lorem Ipsum Generator
Generate placeholder paragraphs, sentences or words for mockups.
PopularAI Prompt Generator
Turn a short, rough instruction into a clear, well-structured prompt for an AI tool.
Encryption Tools
Hashes, encoding and secure random values, generated locally.
4 toolsHash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes from text or a file.
Base64 Encoder & Decoder
Encode text to Base64 or decode it back, with full Unicode support.
PopularPassword Generator
Generate strong random passwords with a real strength estimate.
UUID Generator
Generate random version 4 UUIDs, one or thousands at a time.
Web Tools
Encode, decode and prepare values for use on the web.
4 toolsURL Encoder & Decoder
Percent-encode text for use in a URL, or decode an encoded URL back.
HTML Encoder & Decoder
Escape text into HTML entities, or decode entities back to plain text.
Slug Generator
Turn a title into a clean URL slug, with accents and punctuation handled.
HTTP Header Explainer
Paste HTTP headers and get each one explained, with its purpose and category.
Developer Tools
Format, inspect and convert the data formats you work with daily.
6 toolsJSON Formatter & Validator
Format, minify and validate JSON, with the exact position of any error.
JWT Decoder
Decode a JSON Web Token to read its header and payload, and check expiry.
Number Base Converter
Convert numbers between binary, octal, decimal, hexadecimal and any base to 36.
Unix Timestamp Converter
Convert Unix timestamps to readable dates and back, in local time or UTC.
User Agent Parser
Paste a User-Agent string to see the browser, engine, operating system and device type.
IP & Subnet Calculator
Calculate network, broadcast, host range and mask from an IPv4 or IPv6 CIDR block.
Color Tools
Convert colour formats and check contrast for accessibility.
2 tools