Navigation Marine PRO 與 ACR Searchlight 使用情況與統計

An helpful navigation marine tool for sailors, yachts and boats. This app contains a set of nautical applications: - Speedometer in knots, mph or km/h, Course over Ground; - Position; - Mark or edit waypoints; - Distance measurement in nautical miles and meters. Also useful for anchoring; - Course to Waypoint. --- We are tied to the ocean. And when we go back to the sea, whether it is to sail or to watch - we are going back from whence we came. John --F. Kennedy-