There's support for all the key video formats, including AVI, MPEG, MP4, WMV, Flash, most HD videos, 3GP, H.263/H.264 codecs, DVR-MS, MKV and many more. AVS Video Converter is a very powerful tool that comes packed with a wide range of multimedia-related functions and features.Īs you'll guess from the name, you can use the program to convert videos from one format to another.