The tracks con be edited adding routes and waypoints; tracks can be exported in gpx and kmz format. features: - Configure your sailboat and target performance from 2-20kn; - Set the start line (RC boat and Pin) and wind direction and intensity; - Start screen with Countdown,Distance to Line, Time to Line, Time to start; - Compare your navigation to target; - Review the track recorded; - OpenSeaMap cartography (useful waypoints in harbours) - NMEA Wi-Fi support This app uses gps in background during race; this can dramatically decrease battery life.