Yes, both SeamlessDesk and Freshservice offer a Free Trial.
SeamlessDesk is designed for Medium Business and Small Business.
Freshservice is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for SeamlessDesk Starts at $57/Month whereas for Freshservice Starts at $19/User/Month when Billed Yearly.
Some top alternatives to SeamlessDesk includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, Deskero, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, ReadyDesk, Sitehelpdesk, HESK, Help Desk Premier, DeskXpand and Scopedesk.
Some top alternatives to Freshservice includes Jira, SolarWinds Service Desk, Jira Service Desk, IBM Control Desk, Freshdesk, HelpDesk, TOPdesk, ReadyDesk, TechExcel ServiceWise and Scopedesk.