Apple's latest iteration of its mobile operating system, iOS 7, introduces a number of long-awaited features. For everyone other than iPhone devotees, however, much of what Apple presented on stage looked eerily familiar.

The new interface, devoid of leather, felt, and stitching, invites comparisons with Microsoft's “Metro” UI found on Windows Phone and Windows 8. Apple has played a game of design catch-up to some extent, adding settings toggles, a simpler multitasking interface, and swiping gestures to its OS.