+No extra bundled software +Choice of audio formats +Simple to use +Supports many video sitesĤK YouTube to MP3 is very similar to 4K Video Downloader (further down this page), but dedicated specifically to stripping the audio from videos.ĭespite its name, 4K YouTube to MP3 also allows you to save the soundtracks from videos in OGG and M4A formats, and you can take your pick from various bitrates so you can choose a suitable balance of speed and quality (though in our experience, even downloading at the highest bitrate is quick and painless).