4Videosoft Media Toolkit platinum
convert dvd and video files, transfer files between iphone/ipad/ipod and pc.
4Videosoft YouTube Video Converter
convert any video formats mpg/mpeg/mp4/avi/mod, etc to youtube flv/swf format.
Tipard YouTube Converter
download videos from youtube and convert them to mp4, mkv, avi, wmv, etc.
Aiseesoft FLV Video Converter
convert flv and youtube videos to almost all popular video and audio formats.