Release

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This release is a beta preview and as such should not be installed on a primary device

The Apple TV 4K will produce a -20 error, even on a successful jailbreak
The exploit may not work as reliably on some devices, such as the Raspberry Pi Zero and Raspberry Pi 3.
When trying to jailbreak multiple devices, only the first attempt will succeed.
Workaround: relaunch checkra1n after every jailbreak attempt.

Other known issues are available on our issue tracker.

This beta is only available for macOS and Linux. Work is ongoing to support Windows, which will be added in a later release.

At the moment, checkra1n only supports installing Cydia. Support for other package managers is coming soon, and will not require a checkra1n update.

The only official domain to download checkra1n from is https://checkra.in.

Please make sure to avoid similar-looking domains as they are often malicious sites.