massMobile -an Audience Participation Framework

massMobile is a client-server system for mass audience participation in live performances using smartphones. It was designed to flexibly adapt to a variety of participatory performance needs and to a variety of performance venues. It allows for real time bi-directional communication between performers and audiences utilizing existing wireless 3G, 4G, or WiFi networks. In this paper, we discuss the goals, design, and implementation of the framework, and we describe several projects realized with massMobile.