Marine - Sail Master HD app for iPhone and iPad

Gyroscope powered Sailboat/Ship inclinometer plus GPS Navigation! Custom designed beautiful Marine gauges let you know just what your Sailboat/Cruiser is doing.

** Featured "Whats Hot!" iTunes Navigation apps **

Not like the older accelerometer based apps, this uses the real Gyroscope, it is super accurate and never needs calibration.

Inclinometer based on the Gyroscope and now also a great GPS navigation backup all in one.

Including:

Longitude
Latitude
Compass Heading in Magnetic Degrees
Speed in Knots

Automatic warning if compass needs to be calibrated or is near interference.