LTE / 5G NR signal + GPS logger for Android (API 29+).
Highlights:
- Real-time dashboard with LTE/NR cell identity and signal metrics
- Periodic (30 s) + event-driven CSV logging with trigger column
- Neighbor cell logging, EARFCN-to-band conversion
- Map view, GeoJSON/KML export
- Optional upload to SORACOM Unified Endpoint (auto-detects SORACOM Air lines)
The attached APK is signed with a self-signed release key.
🤖 Generated with Claude Code