A full version app for Mac, by AnyMP4 Studio.

AnyMP4 Blu-ray Ripper is the best tool for you to extract all the videos and audio tracks from your Blu-ray disc or folder and save them in different formats. You can use it to convert your Blu-ray movie files to MP4, MKV, MOV, AVI, 3D, and more. It supports all the major audio tracks, including the original movie soundtrack, the audio track from a subtitle, and the music track.

If you’d like to listen to an audio track from a movie, you can use this application. It easily extracts or separates the audio from the video or the movie you want. You can listen to it separately.