Yes, both Halo Service Desk and UseDesk offer a Free Trial.
Halo Service Desk is designed for Large Enterprises, Medium Business and Small Business.
UseDesk is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Halo Service Desk Starts at $40/User/Month whereas for UseDesk Starts at $45/Month.
Some top alternatives to Halo Service Desk includes Freshservice, ManageEngine ServiceDesk Plus, Jira Service Desk, Symantec ServiceDesk, InvGate Service Desk, HelpDesk, TOPdesk, ReadyDesk, UseDesk, Milldesk, Sitehelpdesk and BoldDesk.
Some top alternatives to UseDesk includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, Deskero, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, Help Scout, CRMdesk, LabiDesk, DeskXpand, BoldDesk and Little SaaS Communication.