The free Poll Everywhere mobile app is perfect for responding to polls, presenting polls, and clicking through PowerPoint presentations. Use it to...
1.) Responding to polls: Audience members can use the app to respond to the presenter’s questions live.
2.) Polling an audience: Presenters can ask the audience questions and display poll responses live.
3.) Powerpoint clicker: Presenters can control the flow of Powerpoint presentations using a smartphone as a wireless remote.
This is a free app