- High-resolution NOAA nautical chart coverage with depths for all U.S. coastal areas, the Great Lakes, major U.S. river systems, and Brazil plus global high-level nautical charts
- Easy one-touch Waypoint and Route creation
- Buddy-tracking feature to see and meet up with friends on the water
- Float Plan creation and location history forwarding to search and rescue personnel in case of an emergency
- Point-and-steer navigation with a large on-screen compass and red heading bug
- Offline use without an internet connection
- Real-time position tracking and track history recording
- Fully indexed point of interest (POI) database including weather, aids to navigation (markers and lights), obstructions, tides, currents, and more
- Base app with limited features is free
- 14-day trial of all premium features is free
- All premium features (Monthly) - $2.99
- All premium features (Annual) - $29.99 (Save 16%, about 2 months free)
- Automatic chart updates based on NOAA chart corrections
- Third-party Bluetooth GPS units are available to enable GPS for iOS devices such as WiFi-only iPads that do not include a GPS receiver
- Privacy policy and terms of use are available on the app's website.