Voxer - Turn your phone into a Walkie Talkie. Don't waste time on phone calls and voicemails.
Sli.do - Slido is the ultimate Q&A and polling platform for live and virtual meetings and events. It offers interactive Q&A, live polls and insights about your audience.
NextPlane - NextPlane offers cloud-based, scalable unified communications federation service for the enterprise.
Poll Everywhere - Audience response system that uses mobile phones, twitter, and the web. Responses are displayed in real-time on gorgeous charts in PowerPoint, Keynote, or web browser.
Sameroom - Chat interoperability-as-a-service
Hypersay - We Create Innovative Technology for Events! Do more with less! Wide range of premium features to fit your event’s needs