Just like Carmen Sandiego, sometimes you want to know where in the world you are and where you are going. Compass app, free for the iPhone in the app store, shows you which way you are pointing your ...

iPhones made in 2014+ have a barometer for real-time elevation tracking. A barometer measures air pressure, which is crucial for calculating altitude changes. The native iPhone Compass app has a built ...

Anyone with an iPhone 3GS experiencing compass interference errors? It seems that the issue has only come up for me once or twice, but we are hearing reports from others that the compass interference ...