Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Whova - Whova event app, online registration, event management software, and event marketing help you create the most engaging and organized event ever. Learn more
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
EventMobi - EventMobi is an interactive mobile event app, audience response and engagement platform for conferences and trade shows.
Socio - Connecting with people is just a "phone shake" away!
SpotMe - SpotMe is the best iPhone app and web service for sharing expenses in groups.