Yes, both UseDesk and Zoho Desk offer a Free Trial.
UseDesk is designed for Large Enterprises, Medium Business and Small Business.
Zoho Desk is designed for Large Enterprises, Medium Business and Small Business.
Pricing for UseDesk Starts at $45/Month whereas for Zoho Desk Starts at $7/user/month when yearly.
Some top alternatives to UseDesk includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, Freshdesk, Deskero, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, Help Scout, CRMdesk, LabiDesk, DeskXpand, BoldDesk and Little SaaS Communication.
Some top alternatives to Zoho Desk includes Zendesk Support, Tidio Helpdesk, ManageEngine ServiceDesk Plus, Jira Service Desk, HelpDesk, SysAid, Desky, ReadyDesk, Sitehelpdesk, Trakdesk, HESK and BoldDesk.