Jetpack Compose Navigation handles in-app navigation declaratively. NavHost graph with composable routes. NavController manages back stack and navigation actions. navigate() moves between routes with optional arguments. Route arguments support type-safe parameters. Deep linking enables external navigation to specific screens. Bottom navigation integrates with NavController for tab switching. Nested navigation graphs organize complex app flows. Animation transitions customize screen enter/exit animations. Back stack management with popUpTo and launchSingleTop. Save state restored on process recreation. Testing navigation with Compose testing library. NavigationUI integrates with Material Components. Predictive back gesture support with Android 14. Adaptive navigation patterns for large screens. Drawer navigation combines with NavHost for side menus. Conditional navigation based on authentication state. Type-safe navigation arguments with kotlinx.serialization. Compose Navigation is the recommended approach for Compose apps. It replaces Fragment-based navigation with cleaner, type-safe APIs.