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

StatCounter - StatCounter is a simple but powerful real-time web analytics service that helps you track, analyse and understand your visitors so you can make good decisions to become more successful online.

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

AFSAnalytics - AFSAnalytics.

doopoll - Create live, instant, editable polls effortlessly

Woopra - Track your customers' web and mobile activity, forms, emails, support tickets and more, all in one place with customer analytics. Analyze and take action.