RS Player - The Best Simple Video Player For Android. Enjoy your multimedia with this video player and high quality video plays smoothly. Features: 1. Supports all video formats including MP4, MKV, MPEG, 3GP, AVI, FLV, WMV, RM, RMVB etc. 2. Subtitle Formats: SRT, SCC, ASS, STL & TTML. 3. Screen Gesture: Seek Position, Volume Control, Brightness Control.