Best Voice Changer is an free app that allow you to modify, change your own voice into some other voices or make your voice disguise. You can record yourself and then change your voice or select from many voices and effects. With Best Voice Changer app you can add background sound to act like that you are driving, or in a battle and make your friends surprised. You can also change your speech speed. Best voice changer plays your modified voice instantly.You can also save recordings as .WAV file.