ViVi Video Converter provides you with a integrated set of tool to convert Avi,Divx,Wmv,Asf,Mpeg-1,Mpeg-2,etc video format to Mp4 video format. with this powerful tools you can easy convert all popular video movies to your portable device video file format. So that you can play it on your MP4 Player or other portable device. Key Features : Easy to use,you did not need any professional knowledge just choose your portable device...