altitude from aSmartHUD+3D, a great little iPhone app
because the app doesn't store maps locally on the phone, and we were out of AT&T service range, we could get GPS data but no map fill-in
Ezra Goldschlager // Oklahoma City, OK
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because the app doesn't store maps locally on the phone, and we were out of AT&T service range, we could get GPS data but no map fill-in
