Yes, both Customerly and WhosOn offer a Free Trial.
Customerly is designed for Large Enterprises, Medium Business and Small Business.
WhosOn is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Customerly Starts at $24/Month when Billed Yearly whereas for WhosOn Starts at $33/User/Month.
Some top alternatives to Customerly includes ZoomInfo Chat, Indemandly, LiveAgent, LiveChat, Crisp, Intercom, Userlike, Comm100 Live Chat, Natterly and LivePerson.
Some top alternatives to WhosOn includes ZoomInfo Chat, LiveAgent, LiveChat, Crisp, LiveEngage, Smartsupp, Zendesk Chat, Lime Talk, Smartchat, ChatFlow247 and Let's Connect.