MP4-Converter is THE BEST.
I found it on this site: http://mp4-converter.info/
MP4-Converter is the next generation easy-to-use software that converts any popular video format like AVI, DivX, MPEG, WMV, MOV, RM, VOB, 3GP to MP4.
Download url: http://mp4-converter.info/_dwnld2/MP4_Converter.exe
P.S. MP4-Converter will convert just about any audio and video that can be played on your computer!
http://mp4-converter.info/