Googlebook OS hands-on: Gmail runs as Trusted Web Activities, on-device AI via Gemini Nano

A hands-on look at Googlebook OS shows core services like Gmail running as Trusted Web Activities through the Play Store, on-device AI powered by Gemini Nano, and UX elements aligned with Pixel phones. The system is built on Android 17 with a hybrid interface and 10 years of support.

• Gmail and other Google services run as Trusted Web Activities via the Play Store
• On-device AI is handled by Gemini Nano
• Googlebook OS UX mirrors Pixel smartphone elements
• The system is based on Android 17 with a hybrid interface