Android 14 Developer Guide

Android 14 introduces over 60 new features focused on camera and media capabilities, user privacy, and personalization. Key additions include Ultra HDR support, Credential Manager for simplified authentication, Health Connect for secure health data sharing, and Privacy Sandbox for privacy-preserving advertising. Developers must review and test against behavior changes for both all apps and Android 14 targets, with tools provided to toggle changes at runtime for easier debugging.

Highlights

• Ultra HDR and expanded camera extensions for richer media capture experiences
• Credential Manager simplifies authentication across apps with unified sign-in
• Health Connect enables secure health and fitness data sharing between apps
• Predictive back gesture, per-app languages, and grammatical inflection for personalization
• HDR video capture support via Camera2 APIs for professional-grade recording
• Photo picker provides browsable, searchable media library interface with date sorting
• Privacy Sandbox improves user privacy while enabling personalized advertising
• Glance for widgets enables Jetpack Compose-style remote surface layouts