Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Rave Alert - Rave Alert is a multi-modal emergency notification system used by state and local governments, colleges, hospitals and universities.
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
DialMyCalls - The easy to use mass and emergency notification platform. Send a phone call, text message or e-mail to your entire list of people in seconds.
Socio - Connecting with people is just a "phone shake" away!
Call-Em-All - Call or send messages to friends and family members as well as other people who are online. The app allows you to create a message and send it out to multiple devices and pages.