WingX Pro7 requires a $99.95 annual subscription or $199.95 three-year subscription. There is a 30-day Free Period option. The Synthetic Vision annual subscription is $49.95. The Advanced IFR subscr...

••• Spring Sale 50%-off! ••• As seen in Apple's October 2013 Special Event Keynote! Theodolite is a multi-function viewfinder that combines a compass, two-axis inclinometer, rangefinder, G...

***** THE NEXT GENERATION OF NAVIGATION: iGO primo app is here to get where YOU want to be when you want to be*****iGO primo app - powered by the same tried-and-trusted iGO Engine used in millions of...

*** THE NEXT GENERATION OF NAVIGATION: iGO primo app is here to get where YOU want to be when you want to be***If you read this message while driving, there's a good chance you've spent some time usi...

Browse Google's maps, find out where you are, search the map, get directions with route alternatives, use location-based alarms, record and edit GPS tracks, scan the map for tweets and export & import...

“Awesome!!! The best speed app on iphone” 5 Stars by kurtonicSpeed Box is a Speedometer and GPS app for both your iPhone and iPad. It displays your current speed, distance, direction and altitude....

View your altitude or elevation on stunning landscapes that adjust with the time of day.5-Star Reviews:"I love this app, wherever I go snowmobiling or hiking I always use it.""This app really works we...

GPS Altitude Lite gives you your current altitude in feet above sea level in a very clean, easy to read interface. GPS Altitude Lite will automatically update the elevation data as you move from one l...

GPS Altitude gives you your current altitude (meters and feet) above sea level in a very clean, easy to read interface. GPS Altitude will automatically update the elevation data as you move from one l...

This altimeter delivers the altitude of your current position either from the device (GPS) or from the ASTER digital elevation model (with a horizontal accuracy of 30m).Depending on your current posit...

GPS Altitude Lite gives you your current altitude in feet above sea level in a very clean, easy to read interface. GPS Altitude Lite will automatically update the elevation data as you move from one l...

GPS Altitude gives you your current altitude (meters and feet) above sea level in a very clean, easy to read interface. GPS Altitude will automatically update the elevation data as you move from one l...

Have you been lost in a city?  Or in a street? Now is time to intrusive our new app "Track Me +".  Using the maps, you can locate where you are, find your current coordinates, the altitude, and much...

View your altitude or elevation on stunning landscapes that adjust with the time of day.User Reviews:"I love this app, wherever I go snowmobiling or hiking I always use it.""This app really works well...