This altimeter works offline –does not need Internet connectivity. It is a great altimeter to go trekking, cross-country skiing and climbing both mountains and peaks -where you might have problems to get network coverage. As soon as you exit or minimize the app, the GPS sensor is automatically turn off to save battery. Share with your friends on Facebook and WhatsApp, your current elevation and coordinates with this offline altitude app! Geographic coordinates displayed in this altitude meter offline. You will be able to make a record of your highest altitude ever reached. Altitude both in metres and feet. Altitude accuracy improved by geoid compensation. Get to know ever onward the altitude where you are.