ReplyManager offers Free Trial, but HelpRealm does not.
HelpRealm is designed for Freelancers and Small Business.
ReplyManager is designed for Large Enterprises, Medium Business and Small Business.
The starting price of ReplyManager begins at $39/Month when Billed Yearly, while pricing details for HelpRealm are unavailable.
Some top alternatives to HelpRealm includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, Freshdesk, Teamwork Desk, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, Desky, Help Scout, EngageBay Helpdesk System, ReadyDesk, Support.cc by 500apps and BoldDesk.
Some top alternatives to ReplyManager includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, Freshdesk, Teamwork Desk, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, eStreamDesk, EngageBay Helpdesk System, EvantoDesk, HelpdeskEddy, LabiDesk and BoldDesk.