Yes, both LiveAgent and Zendesk Chat offer a Free Trial.
LiveAgent is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Zendesk Chat is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for LiveAgent Starts at $15/User/Month whereas for Zendesk Chat Starts at $19/User/Month when Billed Yearly.
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.
Some top alternatives to Zendesk Chat includes ZoomInfo Chat, LiveAgent, LiveChat, LiveEngage, Intercom, Comm100 Live Chat, Smartchat, raychat, Freshchat, RingCentral Engage Digital and Let's Connect.