Yes, both Channel.io and Smartchat offer a Free Trial.
Channel.io is designed for Large Enterprises, Medium Business and Small Business.
Smartchat is designed for Medium Business and Small Business.
Pricing for Channel.io Starts at $30/Month when Billed Yearly whereas for Smartchat Starts at $49/Month.
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.
Some top alternatives to Smartchat includes ZoomInfo Chat, LiveAgent, LiveChat, Crisp, LiveEngage, DeskMoz, Lime Talk, WebsiteAlive, ChatFlow247 and Let's Connect.