Yes, both UseResponse and Zoho Desk offer a Free Trial.
UseResponse is designed for Large Enterprises, Medium Business and Small Business.
Zoho Desk is designed for Large Enterprises, Medium Business and Small Business.
Pricing for UseResponse Starts at $1,490/Year whereas for Zoho Desk Starts at $7/user/month when yearly.
Some top alternatives to UseResponse includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, Freshdesk, ClickDesk, Deskero, Teamwork Desk, LiveAgent, Support Hub, HelpDesk, SysAid, Jitbit Helpdesk, UseDesk, LabiDesk 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.