Yes, both Elevio and LiveAgent offer a Free Trial.
Elevio is designed for Large Enterprises, Medium Business and Small Business.
LiveAgent is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Elevio Starts at $79/Month when Billed Yearly whereas for LiveAgent Starts at $15/User/Month.
Some top alternatives to Elevio includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, ManageEngine ServiceDesk Plus, Freshdesk, LiveAgent, Support Hub, HelpDesk, Jitbit Helpdesk, Rhino Support, Helpspot, SmarterTrack, HelpdeskEddy, LabiDesk, HESK and BoldDesk.
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.