Feedbackify - Feedbackify offers website feedback solutions that enable companies to engage with their customers.
1Flow - The leading in-app survey platform for mobile apps and websites to collect in-the-moment user feedback. Measure NPS, CSAT, CES, and PMF scores and gather feature-specific user feedback to improve your product.
Survicate - Collect feedback on your website and find out more about your visitors.
Usabilla Visual Survey - Gather feedback at any stage of the design process.
Aptabase - Privacy-first and simple analytics for mobile, desktop and web apps
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.