Get the video with youtube-dl, then extract the audio using ffmpeg. $ youtube-dl -t "www.youtube.com/watch?v=iX-EUye66Bo" ---> will save into Video_Title

Get the video with youtube-dl, then extract the audio using ffmpeg. $ youtube-dl -t "www.youtube.com/watch?v=iX-EUye66Bo" ---> will save into Video_Title_Name_YOUTUBEID.flv $ ffmpeg -i input_video.flv -acodec copy audio_only.aac http://rg3.github.com/youtube-dl/ http://rg3.github.com/youtube-dl/ http://ffmpeg.org/ http://ffmpeg.org/