1)   AUAU MP4 Converter 2.0
AUAU MP4 Converter is a powerful MP4 conversion tool that can convert MP4 to various video formats. It can convert MP4 to AVI, MP4 to WMV, MP4 to 3GP, and supports almost all popular video files including AVI, WMV, DVD, VCD, SVCD, 3GP, iPod, iPhone.

 2)   A123 AVI MPEG WMV ASF to Zune Converter 3.1
A123 AVI MPEG WMV ASF MOV FLV to Zune Converter is the easiest to use video converter software available. It can convert many popular video formats to play on Microsoft Zune video player, including AVI, WMV, MPEG, MP4, ASF, MOV and FLV to Zune video.