OkMap

OkMap is a GPS and map software that: Works with vectorial maps and calibrates raster maps, Organizes paths by creating waypoints, routes and tracks, Uploads/downloads data to/from your GPS, Uses altitude DEM data, Supports GPS real-time navigation, Sends/receives vehicles position and display tracks on maps in real time, Provides autorouting and geocoding functions, Supports integration with Google Maps and Earth (in 3D also).