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Group video calling over FaceTime
FaceTime saw some considerable improvements with iOS 7, not least the addition to free audio-only calling. This will no doubt chip away at Skype's already strong success with free video and voice calling. But one thing remains to be seen: group video chat. Currently one-to-one only, having the ability to add more than one person to a chat would significantly chip away at the competition, while improving the iPhone and iPad's marketability for even casual video callers.
Healthbook: Fitness and exercise tracking
Rumors spinning out of Cupertino suggest the next big thing out of the iPhone and iPad maker could be a health and fitness tracker, dubbed Healthbook. Based on some of the rumors and leaks, it could tie in with a long-awaited iWatch device, which records the activities you do on a daily basis and help you improve your general wellbeing. Numerous reports have pointed to Apple executives meeting with federal officials in efforts to develop mobile medical-related apps.