Omegle - Omegle is one of the most popular online chat website allowing user to communicate with anyone without registration.
Quizzes for Pages - Quizzes for Pages is an application to create and share quizzes on your Facebook Page.
Emerald Chat - An omegle alternative on the web with several enhanced features.
Outgrow - Enabling marketers boost conversion with interactive, beautiful & viral quizzes/calculators.
Facechat - Facechat - Facebook dating. Meet new friends around the world. Free online chat rooms LIVE!
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.