FeedbackSpark's answer
Range of powerful features designed specifically for digital product teams:
Back Market - the refurbished (super) market
1World Online - 1World's Platform consists of applications like polls, quizzes, surveys, and debates to boost engagement and revenue opportunities.
Survey Monkey - Create and publish online surveys in minutes, and view results graphically and in real time. SurveyMonkey provides free online questionnaire and survey software.
Outgrow - Enabling marketers boost conversion with interactive, beautiful & viral quizzes/calculators.
Google Forms - Simple web forms from Google.
doopoll - Create live, instant, editable polls effortlessly