PaperKnife APK v1.1.0 · Latest Version for Android
PaperKnife merges, splits, compresses and protects PDFs entirely on your device. Nothing is uploaded, ideal for sensitive documents.
- Version
- 1.1.0
- Updated
- Oct 1, 2026
- Size
- 11 MB
- Requires
- Android 7.0+
- Developer
- potatameister
- Category
- Productivity
- License
- AGPL-3.0+
- Package
- com.paperknife.app
Screenshots
What's New in v1.1.0
- Compress rebuilt: photos shrink in place, text stays sharp.
- Unlock rebuilt: real decryption on Android and web.
- Viewer zoom: pinch, double-tap, gapless pages.
- New: image DPI and separate-file export, signature library.
- History, back button, and open-with fixes throughout.
- Privacy: zero permissions, on-device only, no ads.
What is PaperKnife?
Many online PDF tools upload your documents to a server. PaperKnife does every operation locally on your phone, so contracts, IDs and bank statements never leave the device.
Key Features
- Merge and split PDFs
- Compress PDF size
- Add or remove passwords
- Convert images to PDF and back
- Rotate, reorder, number and watermark pages
Getting Started
Pick the tool you need from the home screen, choose your files and save the result. Works fully offline.
Open Source and Privacy
PaperKnife is developed in the open by potatameister and released under the AGPL-3.0+ license. The code is hosted at github.com/potatameister/PaperKnife, so anyone can check what the app does. The version on this page has no ads or tracking libraries flagged by IzzyOnDroid.
How to Install PaperKnife APK
- Tap Download and get the PaperKnife v1.1.0 APK (11 MB).
- Optional: compare the file’s SHA-256 checksum with the one on the download page.
- Open the file and allow your browser or file manager to install unknown apps if asked.
- Tap Install. Updates from the same source install over this one and keep your data, because they are signed with the same key.
Frequently Asked Questions
Is PaperKnife free?
Yes. PaperKnife is free and open-source software released under the AGPL-3.0+ license. It has no ads and no paid version is required to use it.
Is this PaperKnife APK safe?
The APK on this page is the original file published in the IzzyOnDroid repository, unmodified. Its SHA-256 checksum is listed on the download page so you can verify it, and the full source code is public.
What Android version does PaperKnife need?
PaperKnife v1.1.0 requires Android 7.0 or newer.
Where can I find the source code of PaperKnife?
The source code is available at https://github.com/potatameister/PaperKnife. You can read it, report issues or contribute there.
