Shuttle Tracker - Android

Shuttle Tracker is the Android app for RPI’s real-time shuttle tracking system. It’s the Android client for Shubble and talks to the same backend API, showing live shuttle locations, routes, ETAs, and schedules in a native Android app.

Screenshots

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Features

• Real-time tracking - live shuttle locations on the map, polled every 5 seconds
• Route visualization - Google Map with route polylines and stops
• ETAs - live arrival time predictions per stop
• Schedule - browse the shuttle schedule by day and route
• Push notifications - Firebase Cloud Messaging for service announcements
• Home screen widget - live arrivals for all stops, or configure one stop for its full status, resizable from 2x2 up to 5x5

Tech Stack

• Language: Kotlin
• UI: Jetpack Compose (Material 3)
• Architecture: MVVM with Hilt dependency injection
• Networking: Retrofit + kotlinx.serialization, talking to the Shubble API
• Maps: Google Maps Compose
• Local storage: Jetpack DataStore (user preferences)
• Widget: Jetpack Glance + WorkManager

New here?

• Installation - set up Android Studio, clone the repo, and get the app running on an emulator.
• Architecture - how the codebase is organized, so you know where to look (and where to add) code.
• Notifications - how to test push notifications, and how to swap in your own Firebase project if you need one.
• Privacy Policy

Related Projects

• Shubble - the main project; this app is a client of its API
• Shuttle Tracker (iOS) - the iOS app, same backend