In addition to face, we are also able to identify an acquaintance or stranger by his/her voice. Put in a different way, in environment not talking with each other face to face, we can cheat or joke with our friends through voice imitation.
Voice/video chat is already not a new thing now. But if we could add a bit of whimsy into it, such as voice morphing, that would make the chat game more interesting. In order to achieve this effect, you may already know that the classic and famous AV Voice Changer Software can do it for us.
Dragon NaturallySpeaking's first version was released in early 1982 - predecessor of IBM's speech recognition software. After acquired by Nuance got overall development. Until today, it's released the version 13, we can foresee its authority and technology development level, which is already well known as leader in the industry.
Ultrastar Deluxe is a free and open-source karaoke entertainment application for PC users, its inspiration comes from the SingStar music video game provided by SONY PlayStation console. It allows up to six players to sing along to a song or music video, and let players score points according to the pitch of voice and the rhythm of singing.