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
SpiraTest - Manage your project's requirements, test cases and bugs. SpiraTest test management software is the best on the market
UserVoice - UserVoice integrates easy-to-use feedback, helpdesk, and knowledge base management tools in one platform that empowers users to speak and companies to understand.
Convertize - Convertize Empowers Marketing and Product Teams to create Persuasive Customer Experience. Increase Engagement with Nudges. AB Test any content, Effortlessly
ZenDesk - Zendesk is a beautiful, lightweight help-desk solution.
Raygun - Raygun gives developers meaningful insights into problems affecting their applications. Discover issues - Understand the problem - Fix things faster.