Zoho prices strategically. For example, it ensures that the price for the help desk product, ZohoDesk is the lowest in the market; across all tier it is priced at USD 1/month cheaper than the next cheapest competitor, FreshDesk.
Also, Redhat and CentOS are 'servers' under this new licensing, but Ubuntu is not a server.
I've found Endpoint Central to be rather buggy, and not really improving over time, they just keep introducing new bugs.
Endpoint Central, now with arbitrary pricing.