Text Alerts - Mobile Text Alerts allows administrators to send out mass SMS text messages to groups, it is useful way to keep group members informed about quick announcements.
DeskAlerts - Send alerts to any corporate device: PCs, phones, tablets, etc.
Revere - Remember names and details about the people you meet
Notifuse - A 1-to-many notification API that's simple to use
Segmentify - Create a Unique Online Shopping Experience and Increase Sales
One Call Now - One Call Now's message notification delivers automated phone calls, SMS text messages and emails within moments to any group.