TestMOZ - TestMOZ is an online platform for creating interactive quizzes and questions to keep your audience engaged on your social media, websites, or blog channels.

Outgrow - Enabling marketers boost conversion with interactive, beautiful & viral quizzes/calculators.

myQuiz.org - myQuiz is an Audience Engagement Cloud Platform

Quizzes for Pages - Quizzes for Pages is an application to create and share quizzes on your Facebook Page.

QuizWhizzer - QuizWhizzer is a platform that allows you to create a quiz to engage your audience inactivity.

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.