Free tools that run in your browser
Your files never leave your device. No uploads, no sign-up, no limits.
- Completely private
- Free, with no limits
- Works on any device
Popular tools
Merge, split, rotate, compress, sign and convert PDF files without uploading them anywhere. Free tools that run in your browser, with no sign-up.
Merge PDF
Combine several PDF files into one, in any order. It runs in your browser, so the files are never uploaded.
Split PDF
Pull the pages you need out of a PDF into a new file. It runs in your browser, so the document is never uploaded.
Rotate PDF
Turn pages 90, 180 or 270 degrees and save the result.
Remove PDF pages
Delete the pages you do not need and keep the rest.
JPG to PDF
Turn JPG photos into one PDF, in any order. It runs in your browser, so the photos are never uploaded.
PNG to PDF
Turn PNG images into a single PDF, in any order.
Presentation
Make a presentation, turn a PowerPoint into a PDF, count its words or shrink the file. Free, in your browser, and nothing is uploaded.
PowerPoint word count
Count the words on every slide of a .pptx, with the speaker notes counted apart.
Create a presentation
Build slides from your pictures and text, then download PowerPoint or PDF.
PPTX to PDF
Turn a PowerPoint presentation into a PDF, in your browser.
PPTX to text
Pull the text and speaker notes out of a presentation.
Compress PPTX
Make a presentation smaller without changing the slides.
Images to PPTX
Turn photos into a PowerPoint deck, one picture per slide, in your browser: the photos are never uploaded.
Image
Compress, resize, crop and convert images, remove backgrounds and strip EXIF data directly in your browser. Free, and pictures are never uploaded.
Compress image
Make an image smaller by lowering its quality, as JPEG, WebP or PNG. Everything happens in your browser and nothing is uploaded.
Resize image
Change an image's width and height in pixels, or crop it first, keeping the proportions. The work is done in your browser, so the picture stays on your device.
Crop image
Cut a picture down to the part you want.
Rotate image
Turn a picture the right way up, or mirror it.
Remove EXIF data
See what your photo says about you, then take it out.
Blur or pixelate
Cover a face, a plate or an address before you share a picture.
Colour
Pick colours, build palettes and gradients, mix shades and check contrast or colour blindness. Free, all in your browser, with nothing to install.
Contrast checker
Check whether text can actually be read on its background.
CSS gradient generator
Build a gradient that stays colourful in the middle.
Shades and tints
Build a full scale from one colour, light through dark.
Colour mixer
Mix two colours and see what you actually get.
Colour blindness simulator
See a colour the way about one man in twelve does.
Colour palettes
Browse hand-picked four-colour palettes by mood and copy any hex with a click, with each palette checked for colour-blind readers.
Converters
Convert units, currencies and time zones, turn Word, Markdown and HTML into each other, and move data between CSV, JSON and Excel in your browser.
Currency converter
Live rates for the som and 70+ other currencies.
Unit converter
Length, weight, temperature, area, volume and speed.
Time zone converter
Compare a time across several zones at once.
DOCX to text
Pull the plain text out of a Word document.
DOCX to HTML
Turn a Word document into clean HTML.
DOCX to Markdown
Convert a Word document to Markdown.
Calculators
Free online calculators for percentages, loans, dates and BMI. Type the numbers and get the answer instantly, right in your browser.
Generators
Make QR codes and strong passwords, or grab a YouTube thumbnail, right in your browser. Free, with no sign-up and nothing sent to a server.
Video
Compress, trim and convert video without uploading it. Everything runs on your own device, so a 300 MB file never leaves it.
Compress video
Make a video small enough to send, without uploading it anywhere.
Trim video
Cut a piece out of a video and keep only that.
Video to MP3
Take the sound out of a video and keep it as an MP3.
Convert video to MP4
Turn a MOV, MKV, AVI or WebM into an MP4 that plays anywhere.
Video to GIF
Turn a few seconds of video into a GIF worth looking at.
Rotate video
Turn a sideways video the right way up, and keep it that way everywhere.
Audio
Convert, trim and level audio in the browser. No upload, no account, and voice messages become ordinary MP3 files. Check a file’s bitrate too.
Audio bitrate checker
Check the bitrate of an MP3 or any audio file in your browser — nothing is uploaded.
Convert audio
Change an audio file between MP3, WAV, OGG, M4A and FLAC.
Trim audio
Keep the part of an audio file you actually want.
Voice message to MP3
Turn a Telegram or WhatsApp voice note into a normal MP3.
Normalise audio volume
Make a recording an even loudness from start to finish.
Compress audio
Make an audio file small enough to send, without making speech hard to follow.
Text
Count words and characters, repair broken text and turn what you type into a PDF or Word file, instantly, in your browser with nothing uploaded.
Word counter
Count words, characters, sentences and reading time.
Fix broken text
Repair text that was read with the wrong character set.
Word count for Word documents
Count the words in a .docx without opening Word.
Text to PDF and Word
Type or paste your text, format it, and save it as a PDF or a Word file.
Developer
Format and validate JSON, encode Base64, hash text, decode JWTs and more developer utilities. Free, in your browser, and nothing you paste is sent off.
JSON validator
Find out whether it is valid JSON, and exactly where it is not.
Compare two JSON
See how alike two JSON documents are, and exactly where they differ.
Case converter
Convert text between camelCase, snake_case, kebab-case and the rest.
URL encoder and decoder
Escape text for a URL, or read an escaped one back.
Number base converter
Convert a number between binary, octal, decimal and hex.
Hash generator
Get the SHA-256 or SHA-512 fingerprint of any text.