Разработчик приложения Rapfox Video Player 2011: Rapfox
Rapfox Player is free & high performance, supports rmvb, mkv, avi... videos
Rapfox Player is a free, easy and high performance video player. You can play high definition videos in Android phone directly.
1. It supports rm, rmvb, mkv, avi, mp4, mov, 3gp, etc. Because it is based on FFMpeg, it supports lots of file formats and codes.
2. Support Android 3.1 / 3.2 Tablet (Motorola Xoom, Toshiba Thrive, ...)
3. It is optimized for Android's ARMv6, ARMv7 and dual-core CPUs. It can download the suitable codec plugin according to your phone CPU.
4. Its decode and display speed is fastest.