Fastest free Youtube Downlaoder with video conversion. Youtube Downoader is a free Youtube Downlaoder that allows downloading videos from Youtube. Users can choose video quality including 1080p, 720p, and 480p. Downloaded videos can be converted to various video formats including AVI, MP4, MPG, MKV, MOV and more. Youtube downloader also allows saving videos as MP3 format. Youtube Downloader is totally free to use and there are no limitations.