1)   A123 AVI MPEG WMV MP4 to FLV Converter 3.3
With this professional conversion tool, you can convert video to FLV format. The program supports various video formats and it can convert AVI to FLV, WMV to FLV, MPEG to FLV, MP4 to FLV, iPhone to FLV, 3GP to FLV.