Free · Offline · No Signup Required
Edit text and images directly in PDF files. Annotate, redact, sign, compress, split, merge, and convert — entirely on your device. No internet required. No accounts. No cloud.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
iPad 5th, 6th, and 7th Generation, iPad Air 1 and 2, iPad mini 2, 3, and 4, iPad Pro (1st and 2nd Gen).
The official checkra1n development team has only ever released native versions of the tool for . While the developers frequently expressed interest in bringing a native version to Windows, the complexities of handling Apple's USB driver communication on Windows environments stalled native development. Version 0.12.4 beta remains an official release, but it is strictly designed for Linux and macOS environments. Beware of Fake Downloads and Malware
Restart your computer and enter the BIOS/UEFI settings. The key to access the boot menu varies by manufacturer (commonly F2, F12, Del, or Esc). Set your USB drive as the primary boot device and save your changes. The computer will then boot into the Linux environment.
Absolutely – if you’re on an A11 or older device. iOS 14.6 support via 0.12.4 remains the last great jailbreak for devices like the iPhone X. While newer exploits exist for iOS 15/16, none offer the permanent bootrom-level freedom of checkm8.
A quick walkthrough of editing, signing, and splitting PDFs offline.
A focused, clean interface designed for real document work on every platform.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
iPad 5th, 6th, and 7th Generation, iPad Air 1 and 2, iPad mini 2, 3, and 4, iPad Pro (1st and 2nd Gen). checkra1n 0.12.4 beta windows
The official checkra1n development team has only ever released native versions of the tool for . While the developers frequently expressed interest in bringing a native version to Windows, the complexities of handling Apple's USB driver communication on Windows environments stalled native development. Version 0.12.4 beta remains an official release, but it is strictly designed for Linux and macOS environments. Beware of Fake Downloads and Malware This public link is valid for 7 days
Restart your computer and enter the BIOS/UEFI settings. The key to access the boot menu varies by manufacturer (commonly F2, F12, Del, or Esc). Set your USB drive as the primary boot device and save your changes. The computer will then boot into the Linux environment. Can’t copy the link right now
Absolutely – if you’re on an A11 or older device. iOS 14.6 support via 0.12.4 remains the last great jailbreak for devices like the iPhone X. While newer exploits exist for iOS 15/16, none offer the permanent bootrom-level freedom of checkm8.
Tips, stories, and guides on PDF productivity.
The story of how RevPDF was built to be 10x smaller than the industry standard.
Read Post →Why a native C++ engine is essential for Linux PDF productivity in 2026.
Read Post →RevPDF is built by one developer and kept 100% free on desktop. If it saves you time, consider buying a coffee — it genuinely helps keep development going.