This online tool can easily convert YouTube videos to MP3 audio files. No registration or account needed.
Just copy/paste Youtube video link to input field above and press "Download .MP3" button.
Video to .MP3 conversion process will start. As soon as conversion will be finished - you will get .mp3 file to your device instantly.
Remember that longer Youtube video means longer processing. In most cases it should not take more than 1-2 min. *Downloader works with all browsers and devices. Audio file is converted in highest available quality (up to 320kbps).
Enjoy music! :)