Canny - Canny helps you collect and organize feature requests to better understand customer needs and prioritize your roadmap.
Incoming Feedback by Hotjar - Instant visual feedback for your website or app!
Delighted - The fastest and easiest way to gather actionable feedback from your customers
Customer Feedback Portal - Ask customers what you should build next
Wootric - Wootric is software that allows apps and websites to take customer satisfaction surveys so that you can properly gauge the popularity and success of your app through the eyes of the people using it. Read more about Wootric.
Feedback Fish - Collect feedback & make your customers happy.