FLV2PC can help you to download your videos and music files is fast and easy.
Transfer videos/music from iPad to PC or iTunes; synchronize PC files to iPad
This is a free FLV to AVI video converting software.
Changing format video without re-encoding with FFMpeg.
Doremisoft Free AVI to MP4 Converter can convert AVI video files to MP4 format.
Media Convert is a very simple but powerful video/audio conversion program.