Yes, both Happitu and LiveAgent offer a Free Trial.
Happitu is designed for Medium Business and Small Business.
LiveAgent is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of LiveAgent begins at $15/User/Month, while pricing details for Happitu are unavailable.
Some top alternatives to Happitu includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, Deskero, Teamwork Desk, LiveAgent, Support Hub, HelpDesk, SysAid, Jitbit Helpdesk, UseDesk, DeskXpand, Support.cc by 500apps and BoldDesk.
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.