Yes, both HelpCrunch and LiveAgent offer a Free Trial.
HelpCrunch is designed for Large Enterprises, Medium Business and Small Business.
LiveAgent is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for HelpCrunch Starts at $12/User/Month when Billed Yearly whereas for LiveAgent Starts at $15/User/Month.
Some top alternatives to HelpCrunch includes ZoomInfo Chat, ClickDesk, LiveAgent, LiveChat, DeskMoz, Zendesk Chat, Intercom, LiveHelpNow, Comm100 Live Chat, HelpOnClick and Smartchat.
Some top alternatives to LiveAgent includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, ManageEngine ServiceDesk Plus, Freshdesk, ClickDesk, HelpDesk, SysAid, Jitbit Helpdesk, Desky, Help Scout, LabiDesk, LiveChat, Zendesk Chat, LiveHelpNow and Little SaaS Communication.