Navimeter app for iPhone and iPad

You can measure your speed, course, and loges (SOG, COG, LOG)
Place an app complication on your favorite watch look and take your GPS data whenever you need it. 4 different screens for GPS data.

COG - Course Over Ground
Is the actual direction of progress of a vessel, between two points. Plus your speed in knots and logged distance in nautical miles on the same screen.

SOG - Speed Over Ground
Is the speed of the vessel relative to the surface of the earth. Plus maximum and average speed on the same screen.

LOG - the automatic record of your logs in nautical miles. Plus current speed and trip time on the same screen.

Combined Data Display - all information on one screen.
SOG - speed over ground
avg kn - average speed in knots
max kn - maximum speed in knots
COG - course over ground
log nm - logged nautical miles
time - trip time