Zendesk Chat lets you chat with customers and give them real-time support.
Its a free integration to enable your widget to chat with your customers and visitors.
The best place to start if you need help with a specific product is to contact the developer. All WHMCS Marketplace developers have both a website and support URL listed.
Free live chat App
Chat and Engage with Your Customers to Increase Conversions!
A premium live chat and help desk software for customer service and online sales.
PreMadeKB - Readymade Knowlegebase Articles for WHMCS - With Images and 444+ Articles on cPanel, Plesk, DA, Softaculous, etc.
Find a client with his PIN code & be sure that the request is legit.