Zendesk - Zendesk is a beautiful, lightweight help-desk solution.
Zylo - Zylo helps organizations optimize their SaaS investments by providing insights around Spend, Utilization, and User Feedback.
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
Blissfully - Blissfully offers solutions to track, manage, and optimize SaaS spendings.
HelpScout - Help Scout is a simple, straightforward way to provide excellent support
Zluri - SaaS Management and Identity Governance Platform for IT Teams