About Trackersms

TrackerSMS Android app for controlling 4G GPS trackers via SMS. Send commands, receive location data, and view tracker positions on a map. Features **Multiple trackers** — add and manage multiple GPS trackers with custom nicknames **GPS & Cell Tower location** — parses both GPS coordinates and cell tower (LBS) responses **Map display** — shows tracker location on OpenStreetMap with markers **Full command set** — all tracker SMS commands organized by category **Custom commands** — send any raw SMS command to the tracker **Import/Export** — backup and restore settings as JSON **Location history** — tracks all location responses per tracker Screenshots Supported Commands | Category | Commands | |----------|----------| | **Location** | Locate, Map Link, Status, About | | **Tracking** | Track 1h/4h/24h/On/Off, All Track Off, Check GPS/GSM, Check Off | | **Intervals** | Sampling interval, Upload interval | | **Alerts** | SOS On/Off, Motion Alert, Alert Off, Sensitivity (1-5) | | **Sleep** | Sleep 1h/6h/12h, Motion Sleep, Sleep Off | | **System** | Multi Query/Off, Reboot, Power Off | Setup Prerequisites Android 8.0+ (API 26) Physical device with SIM card (SMS required) OpenCellID API key (free, for cell tower lookups) Installation 1. Download the latest APK from Releases 2. Install on your Android device 3. Grant SMS permissions when prompted 4. Add your tracker(s) with phone number…

Release archive