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.
Zeetings - Turn your presentations into interactive conversations
DeckRobot for PowerPoint - Make your slides shine with one click ✨
Ludus - Limitless creativity for your slides.
Mentimeter - a web-based polling tool for workshops, conferences & events
Slidebean - Presentations that design themselves