Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
tawk.to - tawk.to is a free live chat app that lets you monitor and chat with visitors on your website or from a free customizable page
ChatWoot - Open-source omnichannel customer engagement platform
GoSquared - GoSquared Real-Time Web Analytics. See who's reading, commenting, joining, or buying on your website right now. Watch your traffic unfold.
Cliengo - Cliengo is a Chatbot platform that converts the website visitors into qualified leads.
MomentCRM - MomentCRM is a platform for support, sales, marketing, and product development.