Yes, both HelpOnClick and SherpaDesk offer a Free Trial.
HelpOnClick is designed for Large Enterprises, Medium Business and Small Business.
SherpaDesk is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for HelpOnClick Starts at $7.20/User/Month when Billed Yearly whereas for SherpaDesk Starts at $9per Tech.
Some top alternatives to HelpOnClick includes ZoomInfo Chat, ClickDesk, LiveAgent, LiveChat, Crisp, DeskMoz, MyLiveChat, Zendesk Chat, Provide Support, WebsiteAlive and Smartchat.
Some top alternatives to SherpaDesk includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Time Track Bill, Billable, Apptivo, Freshservice, Vertask, Freshdesk, Teamwork Desk, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, mHelpDesk and AtTrack.