Freeware Programs: Appsurdity, Inc.
QUAD - Mobilize Your Groups. Threaded Group Chat With Friends, Family, College Club, Study and Interest Quads. 3.0 QUAD is the only free group chat app that can hold large groups up to 500 people and is taking Colleges and Universities by storm. Say goodbye to painful email listserv, and say hello to a new free way for groups and clubs to communicate!