An iPhone without apps would be like a zebra without its stripes — plain and boring. As we all know by now, the ability to download and run third-party apps is the x-factor for mobile devices, particularly smartphones. SEE ALSO: 5 Best iPad Apps of 2012 Getting great new apps, many of which are free, makes your phone feel new and exciting. Scroll through the gallery above to view our picks for the top six iPhone apps of 2012.
