DocomintEvery file format.
Most files never leave your browser.
Convert, compress, and edit PDFs, images, video, audio, and code — free, private, no sign-up required.
Popular tools
Frequently used tools across PDFs, text, images and audio.
- Text to SpeechFree text to speech online — type text and hear it read aloud instantly with built-in voices, or generate a downloadable WAV with offline neural TTS.
- Markdown to PDFWrite Markdown with a live preview and export a real, selectable-text PDF, entirely in your browser.
- Sentence SplitterSplit a paragraph into one sentence per line.
- URL Encoder / DecoderPercent-encode or decode URLs, or generate an AES-256-GCM encrypted Secret URL — entirely client-side.
- OCR a PDF or Image (Extract Text)Extract text from a scanned PDF, photo, or screenshot, entirely in your browser.
- Speech to TextFree speech to text online — dictate live by voice, or upload an audio/video file to transcribe. Also works as a voice to text or audio to text converter.
- Compress PDFShrink a PDF's file size instantly in your browser — no upload, no quality guesswork.
- Merge PDFCombine multiple PDF files into one, entirely in your browser.
- PDF to WordConvert a PDF to an editable Word document on our server, ready to revise.
- JPG to PNGConvert JPG images to PNG, entirely in your browser — no upload, lossless output.
- Image CompressorShrink JPG and WebP images with a quality slider, entirely in your browser.
- JSON Formatter & ValidatorFormat, validate, and beautify JSON instantly in your browser.
Explore Docomint tools
Everything you need to work with files, text, media and more.
Merge, split, compress, convert and edit PDFs — no software to install.
View all pdf tools →Convert between PDF, Word, Excel and other document formats.
View all document tools →Format, encode, decode and validate the data you work with daily.
View all developer tools →Math, finance, health and date calculators for everyday numbers.
View all calculators →Convert, pick, mix and check colors and palettes for design work.
View all color tools →Browse all tools
Filter by category or search above to jump straight to a tool.
- Merge PDFCombine multiple PDF files into one, entirely in your browser.
- Split PDFSplit a PDF at a page, by page ranges, or every N pages, entirely in your browser.
- Compress PDFShrink a PDF's file size instantly in your browser — no upload, no quality guesswork.
- Remove Pages from PDFClick page thumbnails to delete them from a PDF, entirely in your browser — no upload, nothing installed.
- Extract Pages from PDFClick page thumbnails to pull them out of a PDF into a new file, entirely in your browser.
- Reorder PDF PagesDrag PDF page thumbnails into a new order, rotate, delete, or duplicate any page — entirely in your browser.
- Rotate PDFRotate all, odd, even, or specific PDF pages 90, 180, or 270 degrees, entirely in your browser.
- Add Page Numbers to PDFStamp page numbers onto every page of a PDF, entirely in your browser.
- Add Watermark to PDFStamp a text watermark across every page of a PDF, entirely in your browser.
- Crop PDFTrim margins from every page of a PDF, entirely in your browser.
- Protect PDF with a PasswordAdd a password to a PDF (AES-128) so it can't be opened without it, entirely in your browser.
- Unlock a Password-Protected PDFRemove a password from a PDF you already know the password to, entirely in your browser.
- PDF to JPGConvert PDF pages to JPG images, entirely in your browser — pick the quality and which pages.
- JPG to PDFCombine JPG or PNG images into a single PDF, entirely in your browser.
- Redact PDFPermanently black out sensitive content in a PDF, entirely in your browser.
- OCR a PDF or Image (Extract Text)Extract text from a scanned PDF, photo, or screenshot, entirely in your browser.
- Edit PDFAdd text, boxes, highlights, lines, and arrows to a PDF, entirely in your browser — nothing uploaded, edits autosave.
- Repair PDFFix a PDF with minor structural damage, entirely in your browser.
- Fill PDF FormFill in a fillable PDF form's fields, entirely in your browser.
- Sign PDFDraw or type a signature and place it on a PDF, entirely in your browser.
- Request a SignatureEmail someone a PDF to sign, with an audit trail of when and where it was signed.
- PDF to PDF/AConvert a PDF to the PDF/A archival standard on our server, fonts embedded.
- Compare PDFsSee what changed between two versions of a PDF, entirely in your browser.
- Scan to PDFTurn photos from your camera into a PDF, entirely in your browser.
Your files are safe
Privacy isn't an afterthought here — it's how the tools are built.
Read the full Privacy Policy for the details on every tool.
How it works
Four steps, the same for every tool on the site.
- Step 1Pick a toolBrowse or search the tool you need — no account or install required.
- Step 2Add your fileDrag it in or choose it from your device.
- Step 3It's processedMost tools run the conversion right in your browser, on your device.
- Step 4Download the resultSave the output — nothing lingers on our servers afterward.
Built for everyday work
Whatever you're working on, there's a tool here for it.
What do you want to do?
Not sure which tool you need? Start from what you're trying to do.
Free online tools for everyday tasks
Docomint brings together free online tools for PDFs, images, documents, text, audio and developer data — all in one place. Convert a file, compress a PDF, clean up text or format JSON without installing anything or creating an account.
Most tools run directly in your browser, so your files stay on your device while they're processed. A handful of conversions that need extra processing power run on our servers and are deleted afterward — every tool page states exactly which applies. Browse by category or search above to find the right tool.
Frequently asked questions
Are Docomint tools free?
Yes. Every tool on Docomint is free to use. Signing up for a free account is optional and only raises file-size limits on a few tools.
Do I need to create an account?
No. Every tool works without signing up. An account is optional and only unlocks higher file-size limits.
Do I need to upload my files?
For most tools, no — your file is processed locally in your browser and never sent to a server. A small number of tools, like converting Office documents to PDF, need to run on our server; any file used that way is deleted right after processing. Each tool page states which applies.
Are Docomint tools private?
Privacy is a core part of how Docomint is built. Most tools process your files entirely on your device. For the tools that do use a server, files are only kept for as long as the job takes, then deleted — see our Privacy Policy for the details on every tool.
Does Docomint work on mobile?
Yes. Docomint's tools work in any modern mobile browser, with no app to install.
What types of files can I process?
Docomint covers PDFs, images, documents (Word, Excel, HTML), audio, plain text, and code/data formats like JSON and URLs — across 198+ tools in total.
How many tools does Docomint have?
Docomint currently offers 198+ free tools across PDF, image, document, audio, text, developer, calculator and color categories.
Can I use Docomint for work or school?
Yes. Docomint's tools are free to use for personal, school and business purposes.
Find the tool you need.
Explore 198+ free tools for files, text, media and more.
Help shape Docomint
This toolset gets better from real use. Whatever's on your mind — a feature, a bug, or just a review — a message here goes straight to the people building it.
- Suggest a featureMissing a tool, or a format we don't cover yet? Tell us what would make your workflow easier.
- Leave a reviewDocomint saved you a step? A quick note helps us know what's actually working.
- Report an issueSomething behaved oddly? Let us know exactly what happened and we'll dig in.
Send us a message
We read every one — and reply if you leave an email.