Checkra1n

checkra1n

Original author(s)	qwertyoruiop
Developer(s)	qwertyoruiop, argp, axi0mx, danyl931, jaywalker, kirb, littlelailo, nitoTV, nullpixel, pimskeks, sbingner, siguza
Initial release	10 Nov 2019 (2019-11-10)
Stable release	0.9.5 / 15 November 2019
Development status	Active
Operating system	macOS
Available in	English
Website	checkra.in

checkra1n is a semi-tethered jailbreak, developed primarily by Luca Todesco (qwertyoruiop). It's based on the checkm8 bootrom exploit released by axi0mx. checkra1n supports iOS 12.3 and newer.

Release History

Version	Date	Changes
0.9 beta	10 November 2019	Initial release
0.9.1 beta		An issue where the loader app would crash when installing Cydia on iPads A crash when the macOS language was set to anything other than English An issue where iPad Minis would not work with the GUI An issue with the scp binary not working as expected
0.9.2 beta	11 November 2019	Fixed an issue where the Apple Watch would not receive notifications while jailbroken Improve reliability of entering DFU mode Fixed an issue where checkra1n could not be used on macOS 10.10
0.9.3 beta	13 November 2019	Fixes an issue where biometrics did not work for some users Fixes an issue where the touch screen became unresponsive for some users Fixes an issue where the loader app may not have appeared on the homescreen Fixes an issue where the iPad Smart Keyboard did not work Fixes an issue where the fast charging functionality did not work on some devices Fixes an issue where the taptic engine did not work on some devices Fixes an issue where battery settings did not load for some users Detect a case where the user may have an OTA update downloaded, which caused issues for some users
0.9.3.2 beta		Fixes an issue where biometrics did not work for some users Fixes an issue where the touch screen became unresponsive for some users Fixes an issue where the loader app may not have appeared on the homescreen Fixes an issue where the iPad Smart Keyboard did not work Fixes an issue where the fast charging functionality did not work on some devices Fixes an issue where the taptic engine did not work on some devices Detect a case where the user may have an OTA update downloaded, which caused issues for some users
0.9.5 beta	15 November 2019	Fixes an issue where the user may be signed out of their Apple ID Fixes an issue that caused MobileSubstrate initialization to be delayed Detect a case where the user may have an OTA update downloaded, which caused issues for some users