AV Audio Converter is a media file conversion tool which is well documented and suitable for absolute beginners and advanced users alike. The program will be your best assistant to help you not only convert between audio files like MP3, WMA, WAV, AAC, MP2, AC3, and more, but also extract soundtracks from all popular movies or music videos, such as MP4, 3GP, FLV, AVI, etc. with perfect sound quality.