Pingo - Optimize images for the web quickly 🖼️⚡

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.

Hypersay - We Create Innovative Technology for Events! Do more with less! Wide range of premium features to fit your event’s needs

Glisser - Glisser makes presentations interactive – it takes regular PowerPoint, Keynote or PDF slide decks and pushes them out live to audience mobile devices. Your audience can then interact with the presenter with via polls, Q&A, voting and much more.

CloudVOTE - Interactive training management system for instructor-led group training with audience response, content management, offline sync, and LMS integration.

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.