Yes, both HelpOnClick and Respond Flow offer a Free Trial.
HelpOnClick is designed for Large Enterprises, Medium Business and Small Business.
Respond Flow is designed for Large Enterprises, Medium Business and Small Business.
Pricing for HelpOnClick Starts at $7.20/User/Month when Billed Yearly whereas for Respond Flow Starts at $45/Month when Billed Yearly.
Some top alternatives to HelpOnClick includes ZoomInfo Chat, ClickDesk, LiveAgent, LiveChat, Crisp, DeskMoz, MyLiveChat, Zendesk Chat, Provide Support, WebsiteAlive and Smartchat.
Some top alternatives to Respond Flow includes SlickText, EZ Texting, ExpertTexting, Releans, Senderium, MOBtexting, SimpleTexting, SendHub and Upwire.