FeedbackSpark's answer:
Range of powerful features designed specifically for digital product teams:
Zazzy - Design and sell your own 3D printed jewelry
Back Market - the refurbished (super) market
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.
Photon - The fastest way to build beautiful Electron apps using simple HTML and CSS.
Google Forms - Simple web forms from Google.
Cliffs & Coasts - Geographical jewelery made from the places you love