Quizizz - Quizizz is a multiplayer quizzing game.
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.
AhaSlides - Add polls, live charts, fun quizzes, engaging Q&A sessions to your presentation. Now you can be a real star on stage.
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.
Kahoot Bot - Hack Kahoot Quizes and answers with our advanced free bot that can spam the game in seconds, hack the game in seconds
Mentimeter - a web-based polling tool for workshops, conferences & events