CalyxOS Alternatives

GrapheneOS is an open source privacy and security focused mobile OS with Android app compatibility.

Open Source

Operating system for smartphones and tablet computers, based on the Android

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Android is an open source mobile operating system initially released by Google in 2008 and has since become of the most widely used operating systems on any platform.

Open Source

Read more about Ubuntu Touch. Our free and open source mobile OS is made and maintained by UBports! We care about your freedom and privacy.

/e/ is a fork of LineageOS that aims to be completely free of everything Google.

A mobile operating system divested from the norm.

A user friendly, secure and freedom respecting OS for your daily usage

Secure Android built for encrypted and secure phones by a privacy focused company. Available as security-centric and privacy focused Google-free Android for the latest devices. Fully integrated with the latest IDS and MDM enterprise technologies.

Open Source paid Free Trial $99.0 / One-off (Per License)

A real Linux distribution on the phone

Resurrection Remix ROM is ultimately full featured, stable and combined with the best features of...

Mobian, Debian for mobile devices

At the heart of Jolla is Sailfish OS, the independent mobile operating system offering an alternative to the existing dominant systems. Sailfish OS is the perfect solution for country ecosystem and corporate mobile projects, or for consumer devices.

LuneOS is a free and open source mobile operating system that respects users’ privacy.