If you already have QuickTime Pro, you can convert MOV to MP3 Mac directly. How to Convert MOV to MP3 on Mac (Including macOS 10.14 Mojave)
The question is: how to convert MOV to MP3 on Mac (High Sierra, Sierra, El Capitan, Yosemite, Mavericks, Mountain Lion and Lion included) or Windows PC? Or you might want to extract the episode or the audio of a movie for playback on your iPod, or to create your own masterpiece in Garageband. If you have some MOV files but you only want to get the audio but no video, you can compromise by extract audio from it and then listen to it. 3.5 Convert MP4 to MP3 on Windows Media Player.2.6 YouTube to MP3 Converter for Chrome.2.2 Convert YouTube to High Quality MP3.2.1 YouTube to MP3 Converter App for iPhone.1.13 Convert Windows Movie Maker to MP3.