The fast, private browser toolbox.
Convert, compress and inspect your files — instantly, in your browser. No upload, no sign-up, no limits.
Files are processed on your device and never sent to a server.
Open a tool and use it. No account, no email, no paywall.
No quotas or watermarks — only your device’s memory.
Tools
66 tools — all 100% client-side.
Convert images
Between HEIC, PNG, JPG, WebP and AVIF — batch, with one-click ZIP download.
HEIC to JPG
Convert HEIC and HEIF photos from your iPhone to JPG right in your browser. No upload, no sign-up, no limits — your files never leave your device.
WebP to PNG
Convert WebP images to PNG (or JPG) in your browser. Keep transparency, batch convert, and download — no upload, no limits, files stay on your device.
AVIF to JPG
Convert AVIF images to JPG (or PNG) in your browser so you can open them anywhere. Batch convert, set the quality, and download — no upload, files stay on your device.
WebP to JPG
Convert WebP images to JPG in your browser so they open anywhere. Set the quality, batch convert, and download — no upload, files stay on your device.
AVIF to PNG
Convert AVIF images to PNG in your browser — a lossless copy that opens anywhere and keeps transparency. Batch convert and download — no upload, files stay on device.
PNG to JPG
Convert PNG images to JPG in your browser. Shrink large PNGs, set the quality, flatten transparency to white, and download — no upload, files stay on your device.
JPG to PNG
Convert JPG images to PNG in your browser. Get a lossless PNG copy for editing, batch convert, and download — no upload, files never leave your device.
PNG to WebP
Convert PNG to WebP in your browser to shrink images while keeping transparency. Set the quality, batch convert, and download — no upload, files stay on device.
JPG to WebP
Convert JPG to WebP in your browser for smaller web images at the same quality. Set the quality, batch convert, and download — no upload, files stay on device.
Image to Base64
Convert an image to a Base64 data URI in your browser — copy the data URI or the raw Base64. No upload, no sign-up; your image never leaves your device.
Base64 to Image
Paste a Base64 string or data URI and preview the image, then download it — all in your browser. No upload, no sign-up; nothing leaves your device.
PNG to ICO
Convert a PNG into a multi-size .ico favicon (16, 32, 48 px) in your browser, then download it. No upload, no sign-up — your image never leaves your device.
Edit, compress & inspect images
Resize, crop, shrink, strip EXIF metadata and pick colors — all on your device.
Compress Image
Compress JPG, PNG and WebP images in your browser. See the before/after size, set the quality, and download — no upload, no limits, files stay on your device.
Remove EXIF
See the hidden EXIF metadata in your photos — camera, date, GPS location — and strip it out in your browser. Lossless, no upload, files never leave your device.
Color Picker
Pick any color from an image and get its HEX, RGB and HSL codes. Click anywhere on your photo — runs in your browser, no upload, files never leave your device.
Resize Image
Resize JPG, PNG and WebP images to any dimensions or percentage in your browser. Lock the aspect ratio, batch many at once, download a ZIP — nothing is uploaded.
Crop Image
Crop JPG, PNG and WebP images in your browser with a draggable selection and aspect-ratio presets. Instant download, nothing uploaded — your image stays on your device.
Favicon Generator
Turn any PNG, JPG, WebP or SVG into a complete favicon set — favicon.ico, every PNG size, apple-touch-icon and site.webmanifest — right in your browser. No upload, no sign-up.
SVG Optimizer
Optimize and minify SVG files in your browser with SVGO. Strip comments, metadata and cruft to shrink file size while keeping the image sharp — no upload, no sign-up.
GIF Optimizer
Compress and shrink animated GIFs in your browser. Reduce colours and scale to cut file size with a clean generated palette — no upload, no sign-up, no watermark.
Rotate Image
Rotate an image 90°, 180° or 270°, or flip it horizontally or vertically, then download it. No upload, no sign-up — your image never leaves your device.
Blur Image
Blur or pixelate an image in your browser to hide sensitive details, then download it. No upload, no sign-up — your image never leaves your device.
Video & audio
Turn clips into GIFs and trim audio — all on your device.
Video to GIF
Turn a video clip into an animated GIF right in your browser. Trim it, set the size and frame rate — no upload, no sign-up, your video never leaves your device.
Trim Audio
Cut and trim audio in your browser — select a region on the waveform and export it as MP3 or WAV. No upload, no sign-up; your audio never leaves your device.
Video to MP3
Extract the audio from a video as an MP3, right in your browser. Choose the bitrate, then download. No upload, no sign-up — your video never leaves your device.
Audio Converter
Convert audio between MP3, WAV, OGG, M4A and FLAC in your browser — or pull the audio out of a video. No upload, no sign-up; your file never leaves your device.
Video Converter
Convert video between MP4, WebM, MOV and MKV in your browser and download the result. No upload, no sign-up — your video never leaves your device.
Compress Video
Make a video smaller in your browser — pick a quality level and download a compressed MP4. No upload, no sign-up; your video never leaves your device.
Mute Video
Remove the audio from a video in your browser without re-encoding — fast and lossless. No upload, no sign-up; your video never leaves your device.
PDF tools
Merge and split PDFs privately — no upload, no sign-up.
Merge PDF
Combine several PDF files into one, right in your browser. Reorder them, then merge — no upload, no sign-up, your files never leave your device.
Split PDF
Split a PDF in your browser — extract a page range into one file, or burst it into one file per page. No upload, no sign-up; your file never leaves your device.
Rotate PDF
Rotate every page of a PDF 90°, 180° or 270° in your browser and download the fixed file. No upload, no sign-up — your document never leaves your device.
JPG to PDF
Turn JPG and PNG images into a single PDF in your browser — keep them in order, fit to the image or an A4 page, and download. No upload, no sign-up; images never leave your device.
PDF to JPG
Convert each page of a PDF to a JPG or PNG image in your browser, then download them all as a ZIP. No upload, no sign-up — your document never leaves your device.
Developer & text
Format, validate, encode, hash and generate — instantly.
JSON Formatter
Format, minify and validate JSON in your browser with precise error locations. Fast, private and free — your data never leaves your device.
Regex Tester
Test regular expressions against your text in real time. Live match highlighting, capture groups, flags and replacement preview — all in your browser.
URL Encoder
Encode or decode URLs and query parameters in your browser. Percent-encode a single component or a whole URL and copy the result — nothing is sent to a server.
Base64 Encoder
Encode text to Base64 or decode Base64 back to text in your browser. Full UTF-8 support, copy with one click — nothing is sent to a server.
Hash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes from text in your browser with the Web Crypto API. Copy the hex digest — nothing is sent to a server.
UUID Generator
Generate random version-4 UUIDs in your browser — one or many at once, ready to copy. Cryptographically random, nothing sent to a server.
Timestamp Converter
Convert a Unix timestamp (seconds or milliseconds) to a human-readable UTC, local and ISO date in your browser. Copy the result — nothing sent to a server.
JWT Decoder
Decode a JSON Web Token to read its header, payload and claims, and verify HS256 signatures — all in your browser. Your token never leaves your device.
CSV to JSON
Convert CSV to JSON in your browser. Detect headers, choose a delimiter, and copy or download the result instantly. Nothing is uploaded — your data stays on your device.
JSON to CSV
Convert a JSON array of objects to CSV in your browser. Pick a delimiter and copy or download the spreadsheet instantly. Nothing is uploaded — your data stays on your device.
Diff Checker
Compare two blocks of text and see exactly what changed, line by line, in your browser. Highlights additions and removals with an ignore-whitespace option. Nothing is uploaded.
Markdown Preview
Write Markdown and see it rendered live in your browser, with GitHub-flavored syntax and safe, sanitized HTML output. Copy the HTML or download it — nothing is uploaded.
Password Generator
Generate strong, random passwords in your browser — pick the length and character sets, see the entropy, copy with one click. Cryptographically secure; nothing is sent to a server.
QR Code Generator
Create a QR code from any text or URL in your browser. Pick the size and error-correction level, then download as PNG or SVG. Free, no sign-up, and generated entirely on your device.
Color Converter
Convert colors between HEX, RGB and HSL in your browser, with a live preview. Paste any format or use the picker — everything runs on your device.
Word Counter
Count words, characters, sentences, paragraphs and reading time as you type. Works entirely in your browser — your text is never uploaded.
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case and CONSTANT_CASE. Runs in your browser.
Slugify
Turn any title or text into a clean, URL-friendly slug — lowercase, ASCII, dash-separated. Runs entirely in your browser; nothing is uploaded.
JSON to YAML
Convert JSON to YAML in your browser. Paste JSON, get clean YAML you can copy. No upload, no sign-up — your data never leaves your device.
YAML to JSON
Convert YAML to JSON in your browser. Paste YAML, get pretty-printed JSON you can copy. No upload, no sign-up — your data never leaves your device.
XML Formatter
Format and indent messy XML in your browser. Paste XML and get clean, readable output. No upload, no sign-up — your data never leaves your device.
TSV to CSV
Convert tab-separated (TSV) data to CSV in your browser, with proper quoting. No upload, no sign-up — your data never leaves your device.
XLSX to CSV
Convert an Excel (.xlsx/.xls) spreadsheet to CSV in your browser and download it. No upload, no sign-up — your spreadsheet never leaves your device.
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text by paragraphs, sentences or words. Copy classic filler copy for mockups and layouts. Runs entirely in your browser.
Number Base Converter
Convert numbers between binary, octal, decimal and hexadecimal. Handles very large integers precisely with BigInt. Runs entirely in your browser.
JSON to XML Converter
Convert JSON to clean, indented XML. Arrays become repeated elements and special characters are escaped. Runs entirely in your browser — nothing is uploaded.
HTML Minifier
Minify HTML by removing comments and collapsing whitespace, while keeping <pre>, <script> and <style> intact. Runs entirely in your browser — nothing is uploaded.
JWT Generator
Generate and sign HS256 JSON Web Tokens from a payload and secret. Signing uses Web Crypto in your browser — your secret never leaves your device.
Cron Expression Parser
Translate a cron expression into plain English. Paste a schedule like */5 * * * * and read exactly when it runs. Works entirely in your browser.
SQL Formatter
Format and beautify SQL queries with proper indentation and uppercased keywords. Paste messy SQL and get readable output. Runs entirely in your browser.
CSS Minifier
Minify CSS to shrink stylesheet size: remove whitespace, comments and redundant values. Runs entirely in your browser — nothing is uploaded.
JavaScript Minifier
Minify JavaScript with Terser: rename locals, drop whitespace and fold constants to shrink your code. Runs entirely in your browser — nothing is uploaded.