"MX Player - All Video Player" is the best video player app. It is designed to give you the best experience when you are watching your favorite videos.

It supports all the common video formats, including MP4, MOV, MKV, AVI, FLV, F4V, WEBM, M2V, 3GP, M4V, MPG, MPEG, OGV, 3G2, OGM, MTS, VOB, OGG, M2TS, TS, RM, ASF, HEVC, F4A, DIVX, MXF, and so on.

If you are looking for a video player to play high-quality videos on iPhone devices, this one is definitely for you.

The app is built with a modern UI design, so you won't be overwhelmed by it. You can even watch all the videos in full HD if you choose.