Yes, both SolarWinds Service Desk and Vertask offer a Free Trial.
SolarWinds Service Desk is designed for Large Enterprises, Medium Business and Small Business.
Vertask is designed for Large Enterprises, Medium Business and Small Business.
Pricing for SolarWinds Service Desk Starts at $19/User/Month whereas for Vertask Starts at $5/Month.
Some top alternatives to SolarWinds Service Desk includes Freshservice, ManageEngine ServiceDesk Plus, Ivanti Service Manager, Jira Service Desk, Symantec ServiceDesk, InvGate Service Desk, IBM Control Desk, HelpDesk, SysAid, Sitehelpdesk, HESK and TechExcel ServiceWise.
Some top alternatives to Vertask includes Freshservice, ManageEngine ServiceDesk Plus, SolarWinds Service Desk, Jira Service Desk, Teamwork Desk, HelpDesk, osTicket, TOPdesk, ReadyDesk, HESK, BoldDesk and Richdesk.