Frill - A better way to collect customer feedback

productboard - Beautiful and powerful product management.

Prowess - The simplest way to collect and leverage product feedback

Aha - Aha! is the new way to create visual product roadmaps. Web-based product management tools and roadmapping software for agile product managers.

Canny - Canny helps you collect and organize feature requests to better understand customer needs and prioritize your roadmap.

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.