Yes, both HappyFox Chat and LiveAgent offer a Free Trial.
HappyFox Chat is designed for Medium Business and Small Business.
LiveAgent is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for HappyFox Chat Starts at $29/Month whereas for LiveAgent Starts at $15/User/Month.
Some top alternatives to HappyFox Chat includes ZoomInfo Chat, LiveAgent, LiveChat, ProProfs Chat, Crisp, LiveEngage, WebsiteAlive, Smartchat, LinkedChat, ChatFlow247 and Freshchat.
Some top alternatives to LiveAgent includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, ClickDesk, HelpDesk, SysAid, Jitbit Helpdesk, Desky, Help Scout, LabiDesk, LiveChat, Zendesk Chat, LiveHelpNow and Little SaaS Communication.