FeedBear - The smartest way to manage feedback from your customers
productboard - Beautiful and powerful product management.
Churndown - Gather actionable feedback in one click
ProductPlan - Cloud-based product roadmap software solution
PaperSurvey.io - Effortless automated paper-based survey data collection
ProdPad - ProdPad helps your team gather ideas, surface the best ones and turn them into product specs, and then put it all on a product roadmap.