PLAYvids - 4K Video Player All Format is the best video player for android. You can watch movies in HD and enjoy them as if you're watching them on a big screen. The app is fast and lightweight, which means that you won't notice a change in performance.

In addition, you can also play videos in 4K. The app can play videos in all formats, including MKV, M4V, Mp4, MOV, AVI, FLV, WMV, 3GP, RMVB, TS, etc.

The app has a built-in media library, so you can easily search for your favorite movies and play them.