This app is one of the best app to play 4K Ultra HD Videos in android.

Features:

1. List all the videos present in sdcard and Phone Memory.
2. Adaptive bit rate streaming depending upon the user network speed.
3. Best app to play your network streams such as M3U8, FLV.

Supported Video Formats:
MP4, Webm, 3gp, TS, M4V etc.