Best Free YouTube to MP3 Converter Review

Many guys want to download music video from YouTube and enjoy those music on their Iphone and MP3 device.
YouTube.com do not allow use to download their video directly online. We need a free YouTube to MP3 converter to help us .
The YouTube mate is the best tool to do this for us.It can help us download all YouTube music video in a few clicks. And the software can help us to convert youtube video to MP3.
The software UI:

YouTube video guide us how to use the YouTube to MP3 converter