Android places Google at the system level, whereas GrapheneOS hands total control back to you.
GrapheneOS has maximum privacy, advanced security hardening, and zero forced telemetry. If an offline game or utility app tries to connect to the internet, you can completely block its network access while keeping the app functional.
Android has Google Integration that is deeply embedded at the system level with elevated privileges; cannot be fully removed.
Graphene is completely de-Googled out of the box. funny enough it only runs on Google pixels devices for now
Read more at nairaland.com · by Pythagon
