Ubuntu Touch
ubuntu-touch.ioA hardened pick. Worth the effort once you have chosen to shrink your footprint on purpose. Enough for most people. Threat levels
A genuine non-Android, non-iOS phone OS is a rare thing, and that idealism is the whole appeal here. The catch is daily-driver reality: the app ecosystem is thin, hardware support is narrow, and you will be working around gaps constantly. Pick it if running a true Linux phone is itself the goal and you treat the device as a project. Anyone who needs their phone to just work should look elsewhere.
Measures the security configuration of the tool's own website, not the privacy of the product itself. A strong tool can still score low here.
Ubuntu Touch alternatives
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