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You are on top of a mountain and want to know your altitude? Or you are somewhere half-up and need to know how far to go? Use Altimeter to determine your altitude. Even on your Apple Watch!Altimeter is free, no ads. If you like Altimeter and want to support future development you can leave a tip.For questions or comments please drop a support mail from within this app.Features- altitude in meters and feet including accuracy- your position in several coordinate systems- share your position with your friends- iPhone, iPad and Apple Watch- today widget- slide over and multitasking on iPad- themesAltimeter uses GPS for determining the altitude. To save battery power it accesses the GPS chip only when displaying on your iPhone or Apple Watch. No background activity. Your position is not tracked.DisclaimerThe accuracy of the altitude is depending of GPS reception. In closed rooms the signal might be poor.Continued use of GPS can dramatically decrease battery life.