OnlineQuestions.org is described as 'Online tool to ask and upvote questions during large lectures, classes, meetups, or conferences. It is free-of-charge, easy-to-use, anonymous (requires no login or registration), and d-free' and is an website in the social & communications category. There are more than 10 alternatives to OnlineQuestions.org, not only websites but also apps for a variety of platforms, including SaaS, Android, iPhone and Chrome OS apps. The best OnlineQuestions.org alternative is UserVoice. It's not free, so if you're looking for a free alternative, you could try Poll Everywhere or Wooclap. Other great sites and apps similar to OnlineQuestions.org are Slido, Engagenow, Astuto and FeedLetter.