Google's role is why RCS reaches Android users even when a carrier hasn't built its own implementation: Jibe provides the backend, and Google Messages provides the app. It's also why US carriers have been able to standardize on Google Messages for RCS.
- Google operates the Jibe RCS backend used by most carriers and by Google Messages.
- Google Messages is the primary Android RCS client and is rolled out in most countries.
- Google Messages offered Android-to-Android E2EE for years; cross-platform E2EE arrived 2026.