GPS Test Pro - Professional GNSS Test Application
GPS Test Pro is a professional test application designed to view, analyze, and test real-time GPS/GNSS satellite data on Android devices.
🛰️ FEATURES:
📊 Signal Display
- Shows the signal strength of all visible satellites with bar graphs
- Differentiates between GPS, GLONASS, GALILEO, BEIDOU, QZSS, IRNSS, and SBAS constellations
- Displays SNR (Signal-to-Noise Ratio) values in color
- Marks the satellites used in position calculation
🌌 Sky Display
- Shows the positions of satellites in the sky on a compass
- Real-time visualization based on azimuth and elevation angles
- Displays satellite numbers and signal quality in color
🧭 Compass
- Real-time compass and direction information
- Sensor calibration status indicator
- Smooth needle movement
🗺️ Map
- Location display with OpenStreetMap
- Route logging (breadcrumb trail) - tracks the last 100 locations
- Real-time location updates
- No API KEY required
📈 Data Display
- Latitude, Longitude, Altitude
- Speed Accuracy and
- Bearing
- UTC Time
- Number of Satellites Used/Visible
- Sunrise and Sunset Times
📋 Details Screen
- Detailed information of all satellites
- Connection time tracking
- Satellite selection and highlighting
🎯 3D View
- 3D isometric visualization of satellites
- Z-offset according to elevation angle
- Signal quality color coding
🔥 Heatmap
- Heat map of signal strength distribution
- Sorting by CN0 dB values
- Quality level color representation
📊 Density Analysis
- Constellation statistics
- Distribution of used/good/weak satellites
- General system statistics
🔒 PRIVACY:
- No personal data is collected
- All data is processed locally on your device
- No cloud synchronization
- No third-party sharing
- No analytics or monitoring
⚙️ TECHNICAL SPECIFICATIONS:
- Language: Kotlin
- UI: Jetpack Compose
- Minimum SDK: 24 (Android 7.0)
- Target SDK: 35 (Android 15)
- Map: OSMDroid (OpenStreetMap)
- Architecture: MVVM (ViewModel + StateFlow)
📱 REQUIRED PERMISSIONS:
- ACCESS_FINE_LOCATION: Access to GPS data
- ACCESS_COARSE_LOCATION: Access to coarse location
- INTERNET: To download map data
- ACCESS_NETWORK_STATE: To check network status
- WRITE_EXTERNAL_STORAGE: Map cache (Android 12 and below)
👨💼 DEVELOPER:
ALG Software & Electronics Inc.
https://algsoft.net.tr
info@algsoft.net.tr
Fatih ÖNDER (CekToR)
Analyze satellite signals, test position accuracy, and monitor GNSS performance with GPS Test Pro!