UserTesting.com - Usability testing has never been easier. Get videos of real people speaking their thoughts as they use websites, mobile apps, prototypes and more!

Usersnap - Usersnap is a customer feedback software for SaaS companies that need to constantly improve and grow their products.

Userbrain - Easy, fast, and affordable user testing for websites and prototypes.

Duedot - Dossier collaboration platform

userinput.io - Get on-demand feedback for your app, website or idea. Learn how to improve by hearing real opinions.

zipBoard - ZipBoard is a web-based visual bug tracking & issue tracking tool that helps developers, testers and project managers collaborate during website and elearning development.