So you got this cool video from YouTube and you are wondering how to extract its audio so that you can put it on your portable MP3 player, iPhone, iPod or just send it via email to a friend.

Good news: converting FLV files to MP3 is easy. You only need to download and install this free utility: FLV to MP3 Converter by FLV.com.

FLV to MP3 is very easy to use. Once installed, just run it, click on the upper "..." button to select the input FLV file, then click on the bottom "..." and select a file name and path for the output MP3 file. Once you have selected the file names, click on "Convert to MP3" button to operate the conversion.