Yes, both Helpy and ProProfs Help Desk offer a Free Trial.
Helpy is designed for Large Enterprises, Medium Business and Small Business.
ProProfs Help Desk is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Helpy Starts at $15/User/Month whereas for ProProfs Help Desk Starts at $10/User/Month when Billed Yearly.
Some top alternatives to Helpy includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, ProProfs Help Desk, HelpDesk, Jitbit Helpdesk, Helprace, ReadyDesk, LabiDesk, HESK, Sirportly, Help Desk Premier, Support.cc by 500apps and BoldDesk.
Some top alternatives to ProProfs Help Desk includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, Teamwork Desk, LiveAgent, Support Hub, HelpDesk, SysAid, Jitbit Helpdesk, ReadyDesk, Sitehelpdesk, Help Desk Premier, DeskXpand and BoldDesk.