Usersnap - Usersnap is a customer feedback software for SaaS companies that need to constantly improve and grow their products.
Doorbell.io - Collect in-app user feedback. Available on websites, iOS, and Android.
BugHerd - BugHerd: The Website Feedback Tool for Agencies
Survicate - Collect feedback on your website and find out more about your visitors.
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.
Saber - Quick and Easy Website Feedback - Stop losing customers to website errors and usability problems. Get Saber's website feedback tool for quality user feedback, suggestions and bug reports.