AV Music Morpher Gold 4.0.51
Powerful MP3 music editor software with real time morphing and audio file manipulating tools 
Change voice – tempo, add beat, apply special DirectX effects in real time or morph to new file. Extract/remove voice of song. Copy, cut, paste audio file, mix multi track in wave chart. 100 effects to apply, edit/mix. Support mp3/mp2/wma/wav/ape/ogg/au/irc. Alternative for Sound Forge, MusicMatch, Windows Media Player. Best with Kazaa, Morpheus, iTunes, iMesh, Napster