Top 2 Apps Similar to SmartTopo2018(스마트토포)

ArcGIS QuickCapture is Esri’s mobile app for at-speed data capture

The Sailing AppApp for sailors, yachts and boats, containinga set of nautical applications:- Magnetic Compass- Speedometer in knots, mph or km/h, Course over Ground- Position- Mark or edit waypoints- Import Waypoints from gpx file- Distance measurement in nautical miles and meters. Also usefulforanchoring.- Course to WaypointAll in large, high contrast characters