Cycles - Visual feedback and approvals for web development
Usersnap - Visual Feedback - Usersnap helps your business with its versatile feedback platform to build better, more successful products and services with the help of user feedback. Collect feedback along your product development lifecycle. Try it for free.
Hotjar - The #1 Leader in Heatmaps, Recordings, Surveys & More. Sign up for a 15-day free trial and start learning from real user behavior today!
Feedback by Pixelic - Painless design feedback and version control.
Instacap - Screen capture, annotation & visual feedback tool for web pages and pdfs
Sesov - A community for anonymous design feedback