Yes, both osTicket and UVdesk offer a Free Trial.
osTicket is designed for Individuals, Large Enterprises, Medium Business and Small Business.
UVdesk is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for osTicket Starts at $9/User/Month whereas for UVdesk Starts at $16/Month when Billed Yearly.
Some top alternatives to osTicket includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Jira Service Desk, Freshdesk, HelpDesk, SysAid, UVdesk, Jitbit Helpdesk, eStreamDesk, ReadyDesk, Spiceworks Help Desk, HESK, BoldDesk and GLPI.
Some top alternatives to UVdesk includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshdesk, Deskero, HelpDesk, osTicket, Desky, EngageBay Helpdesk System, ReadyDesk, Sitehelpdesk, Support.cc by 500apps, EpicPxls and BoldDesk.