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

Zendesk - Zendesk is a beautiful, lightweight help-desk solution.

Duedot - Dossier collaboration platform

Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community

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.

HelpScout - Help Scout is a simple, straightforward way to provide excellent support