Youtube 2 MP3 Downloader - Version 2.12 Youtube 2 MP3 Downloader is an easy-to-use converter and downloader which can download, extract and play MP3 from FLV/F4V Youtube videos with unrivalled speed and quality. It has two main features: to download FLV files from YouTube, and to convert them to MP3 audio file format. You will enjoy this software due to its easy-to-use and user-friendly interface.