Yes, both HelpNinja and Freshdesk offer a Free Trial.
HelpNinja is designed for Large Enterprises, Medium Business and Small Business.
Freshdesk is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for HelpNinja Starts at $29/Month when Billed Yearly whereas for Freshdesk Starts at $15/User/Month when Billed Yearly.
Some top alternatives to HelpNinja includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, Freshdesk, Teamwork Desk, HelpDesk, SysAid, Jitbit Helpdesk, eStreamDesk, ReadyDesk, HelpdeskEddy, AzureDesk, HESK, DeskXpand and BoldDesk.
Some top alternatives to Freshdesk includes Zendesk Support, Zoho Desk, Tidio Helpdesk, SeamlessDesk, LiveAgent, HelpDesk, SysAid, HubSpot Service Hub, Salesforce Service Cloud, CRMdesk, Helpspot, Sitehelpdesk and Trakdesk.