Merge
Combine PDFs into one, in any order.
Free · Open source · Offline
Every PDF tool,
none of the cloud.
OffPDF merges, splits, compresses, organizes, OCRs, converts and protects your PDFs — entirely on your computer. No uploads, no account, no subscription.
OPOffPDFWork with PDFs, privately.
All 23OrganizeConvertSecure
Merge PDFsCombine into one
CompressShrink big files
OrganizeReorder pages
OCRMake searchable
ConvertOffice ↔ PDF
ProtectAES-256
23
PDF tools in v0.3.0
100%
Runs on your device
0
Files ever uploaded
$0
Free & open source
23 tools in v0.3.0
Everything you do to a PDF, done locally.
The same toolkit people pay subscriptions for, running on your own machine and free forever.
23 tools. one private app.
Merge, OCR, convert, protect and compress — the work people pay monthly for, running offline on your own machine.
OfflineNo accountOpen sourceAES-256Handles GBs
Split
Break a document into separate files.
Organize
Reorder, rotate and delete pages.
Compress
Shrink huge files to a target size.
OCR
Make scanned PDFs searchable.
Convert
Office, images and PDF, both ways.
Protect
AES-256 password encryption.
Unlock
Remove a password you know.
Poster
Tile a big plan onto A4 sheets.
Conversion guides
Convert files privately with OffPDF.
Choose a format pair for supported files, privacy details and simple instructions.
Private by design
Your files never leave your computer.
Nothing is uploaded
Files are read and written straight from disk. They never touch a server.
Works fully offline
Once installed, OffPDF needs no internet — ever. Use it on a plane or air-gapped.
No account or app tracking
The desktop app has no sign-up, telemetry or analytics. It simply does the job.
Download
Get OffPDF for your desktop.
The signed macOS build is available. Windows code signing and v0.3.0 release validation are in progress; Linux is planned.
macOSApple Silicon (M1–M4) · macOS 11+ · signed & notarized · 33 MB
SHA-256: 211203ee5ab919da65c8977dc0a9ba25cf91223d9fb5a82789fc49c21d6a7e25 WindowsWindows 10 & 11 · x64 · unsigned
Windows download temporarily paused
The current Windows installer is unsigned. Website distribution is paused while code signing is prepared.
Includes OffPDF and the local PDF, OCR and Office engines needed for offline use. Microsoft WebView2 may be installed if required.
No bundled offers, ads, browser changes, account, telemetry or background updater.
Official source: GitHub · Publisher: McanKul / OffPDF
LinuxAppImage · plannedComing soon
FAQ
Questions, answered.
Everything people ask before downloading OffPDF.
Is OffPDF really free?
Yes. OffPDF is completely free and open source under the MIT license. There is no paid tier, subscription or feature paywall — every tool is included.
Are my files uploaded anywhere?
No. OffPDF processes every file locally on your own computer. Your documents are read and written straight from disk and never touch a server.
Does OffPDF work offline?
Yes. Once installed, the desktop app needs no internet connection. You can merge, split, compress, OCR and convert PDFs on a plane or an air-gapped machine.
Which platforms does OffPDF support?
OffPDF runs on Windows 10 and 11 (x64) and macOS 11 or later (Apple Silicon). A Linux AppImage build is on the way.
What PDF tools are included?
OffPDF v0.3.0 includes 23 tools, including blank-page removal and Edit PDF.
Do I need an account to use OffPDF?
No account, sign-up or tracking. There is no telemetry in the app — download it once and it simply does the job.
Can I use OffPDF without installing anything?
Yes. The online tools at offpdf.com/tools let you merge, split, compress, crop and extract pages in your browser. Files still stay on your device. For OCR, Office conversion and encryption, install the desktop app.
Open source
Built in the open, free forever.
OffPDF is MIT-licensed. Read the code, file an issue or contribute a tool. No paywalls or pro tier — just a utility that respects your files.