High Quality Content by WIKIPEDIA articles! FaceTime is a video calling software application and related protocol developed by Apple for supported mobile devices running the iOS, in addition to Macintosh computers running Mac OS X 10.6.6 and higher. FaceTime is supported on any iOS device with a forward-facing camera (that is, all iOS devices released since the iPhone 4) and on any Macintosh computer equipped with a FaceTime Camera (formerly known as an iSight Camera).