FeedbackSpark's answer
Range of powerful features designed specifically for digital product teams:
Back Market - the refurbished (super) market
Quizzes for Pages - Quizzes for Pages is an application to create and share quizzes on your Facebook Page.
Tracksuit - Beautiful, always-on, and radically affordable brand tracking for modern consumer brands. Tracksuit is the new way to measure, understand and communicate the value of brand.
Outgrow - Enabling marketers boost conversion with interactive, beautiful & viral quizzes/calculators.
Typeform - Create beautiful, next-generation online forms with Typeform, the form & survey builder that makes asking questions easy & human on any device. Try it FREE!
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.