Yes, both Dixa and LiveHelpNow offer a Free Trial.
Dixa is designed for Large Enterprises, Medium Business and Small Business.
LiveHelpNow is designed for Medium Business and Small Business.
Pricing for Dixa Starts at $39/User/Month whereas for LiveHelpNow Starts at $9/Month.
Some top alternatives to Dixa includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Zendesk Talk, Freshservice, Freshdesk, ClickDesk, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, Desky, Help Scout, HelpdeskEddy, LabiDesk and Zendesk Chat.
Some top alternatives to LiveHelpNow includes ZoomInfo Chat, ClickDesk, Deskero, LiveAgent, HelpDesk, lemtalk, LabiDesk, LiveChat, Crisp, Zendesk Chat and HelpOnClick.