All Free YouTube Downloader is a free tool to download videos from YouTube and convert them to MP4/AVI/FLV and other audio formats. With its easy to use wizard mode, you can just copy the URL of the video you want, paste it and click "Download". With the adjustable sequence of preferred quality, you can always get the video of better quality downloaded. It also supports the batch conversion of downloaded FLV files or other video/audio files.