This App allow you convert video to mp3.
Supported format: 3gp, mp4, mpeg, vob, and many other less known formats.
You can convert music videos or videos to mp3 with two or three clicks.
Advanced settings supported:
Setting bitrate: 8Kbit/s, 16Kbit/s, 24Kbit/s, 32Kbit/s, 64Kbit/s, 128Kbit/s, 192Kbit/s, 256Kbit/s.
Set target directory to save your converted video to mp3.
Easy to use, click on select button than your file, just last click on convert and your video to mp3 convert started.
This version is free

video to mp3 use LGPL ffmpeg and libmp3lame libraries as codec.