High-precision RTK GPS logger and waypoint editor for Windows. Captures, displays and edits centimetre-accurate GPS tracks from GPS receiver.

Key Features

• Real-time satellite imagery map with live position, heading and breadcrumb track


• Centimetre-accurate RTK GPS logging via NTRIP/CORS corrections (AUSCORS and any standard caster supported)


• Automatic GPS receiver configuration on connect


• Selectable GPS rate: 1, 2, 5 or 10 Hz


• Multi-constellation satellite sky plot (GPS, GLONASS, Galileo, BeiDou, QZSS)


• Live signal-quality monitoring.


• Audible alarms for RTK loss and NTRIP disconnect.


• Load, edit and save waypoint files (.wpt and Google Earth .kml)


• On-map waypoint editor: hover to delete, click to move, arrow keys for 10mm fine adjustment


• Standard undo/redo with 20,000-step history


• VRS / network RTK support with automatic GGA upload


• Sky-imagery zoom to street level


• Configurable waypoint spacing (0.1m to 50m)


• Raw fix logging to CSV for post-processing

System Requirements

• Windows 10 (1809 or newer) or Windows 11, 64-bit


• Internet connection (for satellite imagery and NTRIP corrections)


• Approximately 200MB disk space