Key and Tempo Change Software
Software that can permanently change the key and/or tempo of karaoke songs without affecting lyric synchronization.
Karaoke Sound Tools 2 is a very user friendly program for processing karaoke audio. It has the ability to change the key and/or tempo of a BIN or MP3+G song while simultaneously keeping the lyrics synchronized.
Keyrite Pro is a program that can change the key of Karaoke CD+G or Audio CD song tracks on the hard drive of a computer and retain the synchronization of the lyrics.