Software to morph my voice to sound male?

[Voran]

Does anyone know of some software that can reliably do this and not just drop it an octave while warping vowel sounds and sounding ridiculous?

...Don't ask. Long story short I'm trying to make a parody video for Youtube to make people laugh.

 

[SeemingMusic]

Morphvox

 

[Voran]

Thanks!!!!!