是一款音频文件提取软件。能够从AVI文件中提取声音，然后存成下列格式：WAV PCM, MP3 (MPEG Layer-3), WMA (Windows Media Audio), CDA, ALF2, ADPCM, GSM, DSP, A-LAW, U-LAW, VOX (Dialogic ADPCM), RAW (PCM, A-LAW, U-LAW)及Ogg Vorbis。