Yes, both WebGreeter and Channel.io offer a Free Trial.
WebGreeter is designed for Large Enterprises, Medium Business and Small Business.
Channel.io is designed for Large Enterprises, Medium Business and Small Business.
Pricing for WebGreeter Starts at $20/User/Month whereas for Channel.io Starts at $30/Month when Billed Yearly.
Some top alternatives to WebGreeter includes ZoomInfo Chat, LiveAgent, LiveChat, Crisp, LiveEngage, DeskMoz, Smartchat, LinkedChat, ChatFlow247, Freshchat and Let's Connect.
Some top alternatives to Channel.io includes ZoomInfo Chat, LiveAgent, LiveChat, LiveEngage, DeskMoz, Zendesk Chat, Lime Talk, Smartchat, LivePerson, Let's Connect and Liveo.Chat.