*A few of the most useful apps on your iPhone may be ones you’ve never opened. Popular Science spotlighted five built-in ...

We're obsessed with finding ways smartphones can unlock new capabilities, but some of their most important functions are also the most basic ones. Underlying sensors and components provide convenient ...

Add Yahoo as a preferred source to see more of our stories on Google. This article explains how to use the iPhone compass and level. Instructions apply to iPhones running iOS 12 and iOS 11 except as ...

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 ...