Step Test. 12MinuteRun. PE Apps. Sports Rules. Team Picker. Swap It Don't Stop It. iFirstAid Lite. SportsCam: Video Motion Analysis for iPhone 3GS, iPhone 4, iPhone 4S, iPod touch (4th generation), iPad 2 Wi-Fi and iPad 2 Wi-Fi + 3G on the iTunes App Store. SprintTimer - Photo Finish for iPhone 3GS, iPhone 4, iPhone 4S, iPod touch (4th generation), iPad 2 Wi-Fi and iPad 2 Wi-Fi + 3G on the iTunes App Store.