Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux




Apps similar to OpenCPN include zyGrib, which is free and open source. Other options are Open Nautical Charts, OpenSeaMap, Anchorages: The Cruising Guide and Helm Boating. In total there are eight Map Services like OpenCPN for the web, iPad, iPhone, Android and Mac.




OpenNauticalChart offers free seacharts for everybody. This charts are usable (offline) with several ship-plotters and Navigation-equipement on board.

OpenSeaMap's goal is to add nautical and tourism information a sailor could be interested in to OSM (OpenStreetMap) and to present it in a pleasing way.




The Anchorages app curate extraordinary anchoring spots from secluded coves to bustling marinas, connecting sailors with the perfect place to drop anchor. Our community-driven platform offers detailed satellite charts, real-time conditions, and insider tips from other sailors.



Helm is a marine navigation app for United States waters. It combines NOAA electronic navigational charts, USACE eHydro dredging surveys, state lake elevation data and live NOAA CO-OPS tide observations into a single depth figure calculated against the boat's draft, and it...


ReefPin is a recreational fishing app built for Egyptian waters — the Red Sea, the Mediterranean, the Gulf of Suez, the Nile and Lake Nasser. It covers 178 mapped fishing spots with legal-status information, live sea conditions by coast, a guide to 168 fish species, fishing...

EkyNavy is a digital sailing logbook built for real conditions at sea. GPS records your route in the background, even with the screen locked or in airplane mode, and any event (sail change, engine start, reefing, weather observation) is logged in one tap with position and time...



Get up-to-date, detailed charts you can use offline plus a boatload of features on your mobile device, so they’re on hand wherever you go. The Boating app is a must-have for cruising, fishing, sailing, diving and all your activities on the water.



