A free program for Android, by Infinite Translate.

This app is designed to help users to extract audio from their videos. There are various types of formats supported by this app such as MP3, WAV, FLAC, AAC, and more. Users can select the format and the quality of the output file, and the app will automatically do the conversion. There are some advanced settings that users can use to customize the output file.

For example, users can set the output file to be in the same folder as the input file, specify the audio bit rate, set the number of channels, and set the sample rate.

In addition, users can also set the volume of the output file, and they can use the advanced settings to set the number of seconds per minute, the maximum bit rate, and the number of channels.