AoA Audio extractor for windows is a free audio extractor that allows extracting background audio from video. It has a different bit with a stylish interface. It has options like a sound extractor, sound recorder, audio extractor, and Karaoke recording. It has also some fun function abilities like changing voice like small children, older. Not only this option it also has options like changing female voice to male voice and converting male voice to female voice. This is a very easy-to-use format with a fun factor that makes laugh.