Yes, both Formilla.com and Zendesk Chat offer a Free Trial.
Formilla.com is designed for Large Enterprises, Medium Business and Small Business.
Zendesk Chat is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Formilla.com Starts at $23.99/Month when Billed Yearly whereas for Zendesk Chat Starts at $19/User/Month when Billed Yearly.
Some top alternatives to Formilla.com includes ZoomInfo Chat, LiveAgent, LiveChat, Crisp, DeskMoz, Zendesk Chat, Smartchat, LinkedChat, ChatFlow247, Freshchat and Let's Connect.
Some top alternatives to Zendesk Chat includes ZoomInfo Chat, LiveAgent, LiveChat, LiveEngage, Intercom, Comm100 Live Chat, Smartchat, raychat, Freshchat, RingCentral Engage Digital and Let's Connect.