Fresvii, the one-stop platform service for smartphone game developers, today announced Open Beta for APPSTEROID, a Mobile Game Cloud Platform. APPSTEROID features Chatter, the first in game mobile voice chat, providing mobile developers a feature never before available for mobile games. Chatter allows players on iOS and Android devices to talk with each other while playing a game together, and developers can integrate the voice chat feature seamlessly using Fresvii’s APPSTEROID platform.