A free program for Android, by ASD Dev Video Player for All Format.

This app is the best choice to convert videos to mp3. It has been designed to help you convert your mp4, avi, flv, wmv, and mkv videos to mp3 audio files. 

It is an easy-to-use and user-friendly app. All you have to do is select your video file from the app and press the convert button. You will be able to choose the audio format. 

You can choose from mp3, ogg, m4a, flac, wav, aac, and more. You can also select the bit rate. It is possible to convert more than one file at a time. The output folder is inbuilt, which means your files will be stored automatically. 

The app is designed to convert videos to mp3 files in an easy and fast way. Install now!