Trails is the first GPS app that allows you to record, export AND IMPORT tracks directly on your iPhone! Prepare and review your outdoor adventures on the iPad (easy exchange between iPad and iPhone)....

This Altimeter determines the height using a digital elevation model. ASTER (Advanced Spaceborne Thermal Emission and Reflection Radiometer) provides digital elevation data with an accuracy of ±10m.A...

A high quality Speedometer with the same sophisticated brain inside as our paid version. When you go over a preset speed limit, the large digits change colour from green to red and the device emits a ...

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...

A beautiful altimeter with great technology under the hood.Version 1.2 features NASA topographic data for instant start and indoor capability. Version 1.3 adds subtle dynamic lighting effects (put you...

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...

A high quality Speedometer with the same sophisticated brain inside as our paid version. When you go over a preset speed limit, the large digits change colour from green to red and the device emits a ...

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...

ZephyrCharts Lite is a navigation aid for pilots designed to be as close as possible to simple paper charts in a format that is easy to use in the cockpit: a geo-referenced airplane marker/route on a ...

Welcome to Air Navigation ! Air Navigation is a flight information system. Using the GPS receiver and accelerometers of the iPhone it can emulate different type of real IFR or VFR aircraft navigation ...

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...

Altimeter in feet and meters. Appearance like aircraft instrument, with hundreds and thousands needles. It uses built in GPS altitude information and also GPS accuracy....

ZephyrCharts is a navigation aid for pilots designed to display aviation charts in a format easy to use in the cockpit: an airplane marker/route on a moving aeronautical map displaying the GPS altitud...