Zendesk is described as 'Web-based software for customer support, featuring a ticket system, AI assistance, and support through multiple channels with integration options' and is a popular Help Desk platform in the business & commerce category. There are more than 100 alternatives to Zendesk for a variety of platforms, including Web-based, SaaS, Windows, Android and iPhone apps. The best Zendesk alternative is FreeScout, which is both free and Open Source. Other great apps like Zendesk are osTicket, UseResponse, HelpCrunch and Freshdesk.
It's more an inventory system