There isn't any free software that can do this. I assume you are looking for a robotic, pitch-corrected type voice. The cheapest software to do this is Antares AutoTune EFX.
Antares Autotune is a commercial program and is not free. Many pitch-correction plug-ins are available for different programs. Gsnap from GVST is a free VST plug-in for Cubase, Acid Pro and Cakewalk Sonar running in Windows.
Antares Davis's birth name is Antares June Davis.
Antares is in the constellation Scorpio.
antares is one of the biggest star known.
polaris
Zuzana Antares was born in 1962.
Antares - band - ended in 1997.
Antares has a spectral class of M1LB.
The duration of Antares - film - is 1.75 hours.
Antares Davis goes by Terri.
Sirius is considerably hotter than Antares.