Yes, both Hippo and Channel.io offer a Free Trial.
Hippo is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Channel.io is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Hippo Starts at $17/Month when Billed Yearly whereas for Channel.io Starts at $30/Month when Billed Yearly.
Some top alternatives to Hippo includes ZoomInfo Chat, LiveAgent, LiveChat, LiveEngage, MyLiveChat, Zoho SalesIQ, Smartchat, LivePerson, LinkedChat, ChatFlow247 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.