VidToMP3.com - VidToMP3.
MediaHuman YouTube to MP3 Converter - Extracts MP3 audio from YouTube, Vimeo, Dailymotion, Mixcloud, Bandcamp, SoundCloud and many others. Available for macOS, Windows and Ubuntu/Linux. FREE!
OnlineVideoConverter.com - OnlineVideoConverter.
YTmp3.net - Download your favorite YouTube videos as mp3 files without registration.
Ytmp3.cc - By using our converter you can easily convert YouTube videos to mp3 (audio) or mp4 (video) files and download them for free - this service works for computers, tablets and mobile devices.
ClipConverter.cc - ClipConverter.