Short description of MorphVOX Pro Voice Changer 3.0: Voice changing software for online games. MorphVOX Pro Voice Changer will change the way you play games and chat. Change your voice to enhance your online gaming experience or to disguise your age, gender or identity. MorphVOX Pro is optimized for online games, but is also is great for prank calling friends via instant messaging and VoIP. Advance features include file morphing and record to file for quality voice-overs.