BikeTrackd GPSナビ＆地図 アプリ 向け Android 説明
BikeTrackd is a cycling speedometer and GPS tracker built for Android with Jetpack Compose and Material 3.
Features:
- Real-time speedometer with animated counter and color gradient (green → yellow → red)
- GPS map with MapLibre GL, trail tracking, follow mode, and rotation
- Session recording with distance, max/avg speed, and duration persisted via Room
- GPX export for any recorded session
- Current weather display via Open-Meteo API
- Offline map tiles download (zoom 10–14, 40 km radius)
- Battery level indicator
- Metric/imperial unit toggle with live conversion
- Landscape and portrait optimized layouts
- Bike and parts management with wear tracking and maintenance alerts
- Speed limit warning
- Burn-in protection for OLED screens
- Adjustable font size
- Multiple languages (English, Portuguese)
Network services:
- Open-Meteo for weather display
- OpenFreeMap for online map tiles (optional offline downloads available)
- OpenStreetMap Nominatim for city search
- GraphHopper for A→B route navigation, using your own free API key (optional; unused without a key)
