The app provides worldwide marine and outdoor maps, satellite imagery, and terrain overlays. It offers local marine weather forecasts, tide data, and wind information, functioning without mobile coverage.
View marine with satellite and terrain overlays. Access local weather forecasts. Use NOAA raster for navigation. Track position and route. Share maps and waypoints. Work offline without mobile coverage.
Locate yourself on OS maps using GPS and compass. View current grid reference and heading. Convert coordinates with OSTN02 for accuracy. Track easting, northing, and tetra. Includes Apple Watch and complication.