Instabug for Product Managers - Collect and understand user feedback
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!
Frill - A better way to collect customer feedback
Instabug - The top apps in the world rely on Instabug for beta testing, user engagement and crash reporting.
Feedlify - Engage your customers build better products
Userbrain - Easy, fast, and affordable user testing for websites and prototypes.