Every PDF tool you need, offline.
Merge, split, organize, compress, protect and convert PDFs. Every operation runs on your device with WebAssembly — your documents never touch a server.
- No install
- No account
- No file limits
Pick an operation.
Merge PDF
Combine any number of PDFs into one, in the order you choose.
OpenSplit PDF
Split by page ranges, every N pages, or straight down the middle.
OpenOrganize pages
Reorder, rotate, delete and extract pages from a visual page grid.
OpenCompress PDF
Shrink file size with qpdf optimisation or aggressive rasterising.
OpenProtect PDF
Add AES-256 password encryption and fine-grained permissions.
OpenUnlock PDF
Remove a password you know, producing a decrypted copy.
OpenWatermark
Stamp text across every page — centred, tiled or edge-aligned.
OpenPage numbers
Add numbering in any corner with your own start value and format.
OpenImages to PDF
Turn JPG and PNG files into a single paginated PDF document.
OpenPDF to images
Render every page to a PNG or JPG at the resolution you pick.
OpenEdit metadata
Read and rewrite title, author, subject, keywords and creator.
OpenFlatten PDF
Bake form fields and annotations into static, uneditable content.
OpenPrivacy first
Files are read into memory and processed locally. Nothing is uploaded.
WebAssembly powered
qpdf and pdf.js compiled to WASM run at near-native speed in your tab.
Real encryption
AES-256 password protection with granular print, copy and edit permissions.