Mobile operating systems
GrapheneOS privacy rating
Our pick
A privacy and security focused mobile operating system with Android app compatibility, developed as a non-profit open source project for Google Pixel devices.
Summary
GrapheneOS scores 80 out of 100 (grade B) on the mobile operating systems criteria. It meets 3 of 4 criteria: open source, no trackers or telemetry and no ads or data sales. It does not meet independent audit.
Score 80 out of 100. How scoring works
Criteria
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Yes
Open source Weight 3 of 3
Is all the source code needed to run the product public?
Released under OSI-approved licenses, inherited from upstream projects or MIT for its own projects.
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Yes
No trackers or telemetry Weight 3 of 3
Are the website and apps free of third-party trackers, with any analytics anonymous and any telemetry off by default?
No analytics or telemetry. Default connections are limited to GrapheneOS update and service servers.
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Yes
No ads or data sales Weight 2 of 3
Is the product funded without advertising, ad targeting or selling user data?
Funded by donations to the non-profit GrapheneOS Foundation.
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No
Independent audit Weight 2 of 3
Has an independent security or privacy audit been published within the last three years?
No independent audit report is published. The project relies on continuous public code review.