Yes, VLC is another well-known media player that people use to play media files. This is not only used to enjoy high-quality videos, but an mp4 video file can also be converted into an mp3 audio file through this player. You can convert the file in a few simple steps. Go to the Media menu and click on Convert/Save. Click on Add and select the file you want to convert. Click on Convert/Save. Under the Convert heading, click on the down arrowhead of Profile. Select MP3 and click on Browse to select the destination. Click on Start. Your file will be converted in a few seconds.