Pro version of the successful Saildroid App for sailing, powerboats, or dinghy: - 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 useful for anchoring. - Course to Waypoint - Night mode All in large, high contrast characters and easy to use. Without the features which are not needed to enjoy sailing. The pro version adds: - No Ads! - Smaller and even slightly faster. - 500 waypoints instead of 100 - Support the developers