It fully supports playing videos in the background with screen turned off in continuous, shuffled and repeated mode. The following are some highlights of CrystalTube. - Create your own collection of playlists and organize your videos in a way you like. - Play videos in background with screen turned off. - Play videos in continuous, shuffled, repeated mode. - Play videos in normal, fullscreen mode. - Minimize video to the bottom while video is been played and do other operations such as browsing. - Swipe control Fast Forward and Backword. - Auto remember video playing position for each video and resume playing. - Wonderful remote control and fullscreen play. - Airplay and Air mirroring. - Browse YouTube videos by searching, subscribing channels and show related videos etc. - Support searching tips and searching history. - Browse videos by video categories and guide categories. - Fully optimised for iOS7. - And many many more features for you to discover.