Wouldn’t it be nice to live in a world where there’s only one file format for every byte of audio-video content? Crashing back to reality though, we’re stuck with numerous codecs, and one of these ...

There is a simple way and free way to convert video to MP3. You can do this with MP4 videos, MOV, and other video formats. VLC is a free software for Mac and PC that can extract MP3 from a video file.