In this official app, you can find a lot of like video and many thing about me,
Application feature are :
+ Allow users watch these video in full screen or in a small box
+ Auto update video
+ Nice design for all user to display video name.
+ Easy to access and use with material design
+ Collect all top videos Channel: Video and Playlist
+ Add any video to favorite list and see later
+ With HD quality video.
+ Play video instantly when user select any video by controller.
+ Can subscribe from app to channel