-Speed view(km/h, mph, knots)
-Limit display speed.
-Altitude view（meter or feet, Geoid adjust support）
-Total, Move, and Stop time view.
-Move distance view.(km, mile)
-Speed limit Alert.
-Portrait and Landscape support.
-Can them run in the background.
-Supports English and Japanese.
Tested on HTC Desire, Galaxy Nexus, and Nexus 7.