Yes, both Closer and LiveAgent offer a Free Trial.
Closer is designed for Large Enterprises, 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 Closer are unavailable.
Some top alternatives to Closer includes ZoomInfo Chat, LiveAgent, LiveChat, LiveEngage, MyLiveChat, Smartchat, raychat, LivePerson, ChatFlow247, Freshchat and Let's Connect.
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.