Yes, both Helpy and Support.cc by 500apps offer a Free Trial.
Helpy is designed for Large Enterprises, Medium Business and Small Business.
Support.cc by 500apps is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Helpy Starts at $15/User/Month whereas for Support.cc by 500apps Starts at $9.99/Month when Billed Yearly.
Some top alternatives to Helpy includes Zendesk Support, Zoho Desk, Tidio Helpdesk, 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 Support.cc by 500apps includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, ManageEngine ServiceDesk Plus, Freshdesk, Deskero, Teamwork Desk, HelpDesk, SysAid, Jitbit Helpdesk, Snappy, CRMdesk, ReadyDesk, LabiDesk, HESK and BoldDesk.