A free app for Android, by audio editor music editor video to mp3.

MP3 cutter is a handy and easy-to-use tool that is capable of turning a video file into high-quality mp3 format in a matter of seconds. The process is quite simple and easy to understand and can be used without having to take up any further time.

Once you have selected the video file you wish to cut, you will be presented with a screen that will allow you to trim the beginning and end of the video as well as cut the audio from the selected portion.

This tool is also capable of using an audio file as a source for the mp3 format.