User Insights - Get real user feedback on, well, anything.
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!
Canny for Intercom - Capture feedback from people in Intercom
Instabug - The top apps in the world rely on Instabug for beta testing, user engagement and crash reporting.
Trends by Chatdesk - Free automatic analysis of customer feedback across channels
Userbrain - Easy, fast, and affordable user testing for websites and prototypes.