Yes, both Let's Connect and Crisp offer a Free Trial.
Let's Connect is designed for Large Enterprises, Medium Business and Small Business.
Crisp is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for Let's Connect Starts at $1,648 when Billed Monthly whereas for Crisp Starts at $25/User/Month.
Some top alternatives to Let's Connect includes ZoomInfo Chat, LiveChat, Crisp, LiveEngage, MyLiveChat, Smartchat, LinkedChat, ApexChat, ChatFlow247, Liveo.Chat and Channel.io.
Some top alternatives to Crisp includes ZoomInfo Chat, LiveChat, LiveEngage, Pure Chat, DeskMoz, MyLiveChat, Intercom, Smartchat, ChatFlow247, Freshchat and Let's Connect.