Incoming Feedback by Hotjar - Instant visual feedback for your website or app!
Userfeed - Product feedback made for Intercom
Canny - Canny helps you collect and organize feature requests to better understand customer needs and prioritize your roadmap.
Roadmap - Collision avoidance for projects and people
ProductBoard Customer Feedback Portal - Share feature plans and collect feedback at scale for free
Prowess - The simplest way to collect and leverage product feedback