Yes, both WhosOn and Lime Talk offer a Free Trial.
WhosOn is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Lime Talk is designed for Large Enterprises, Medium Business and Small Business.
Pricing for WhosOn Starts at $33/User/Month whereas for Lime Talk Starts at $6/Month.
Some top alternatives to WhosOn includes ZoomInfo Chat, LiveAgent, LiveChat, Crisp, LiveEngage, Smartsupp, Zendesk Chat, Lime Talk, Smartchat, ChatFlow247 and Let's Connect.
Some top alternatives to Lime Talk includes ZoomInfo Chat, LiveChat, Crisp, LiveEngage, MyLiveChat, Zendesk Chat, SnapEngage, Smartchat, ChatFlow247, ChatAndBot and 13chats.