Crazy Voice is an app to convert the pitch of an audio file,or the sound recorded by iphone.
How to use this app is really simple.Just use the iphone to record your voice and press start button to convert your voice.
1)record voice
2)change the pitch of the voice
Use it you can change a mans voice to a womans voice.
Of course, it also can change a womans voice to a mans voice.
You should always heard that from News Channel.
Have fun and be creative!