Airy is a tiny-but-powerful YouTube downloader that can download YouTube videos and save them as various file types in various resolutions. You can easily save HD resolution video to your hard disk. Airy can download MP4, WebM, FLV, and 3GP file types. It can also extract MP3 sounds from YouTube videos.
Being simple while bringing advanced technologies to the video-download process, Airy spares you losing your favorite videos on YouTube because their owners decided to delete them. And the loss of your Internet connection needn't worry you, because you'll have all your videos at hand.
To extract MP3 audio from the YouTube video, simply enter the YouTube address in Airy, choose MP3 from file types list, and click Download button.
The trial version of Airy allows 5 free downloads from YouTube to allow you to experience all of its advantages in full.