Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.

Landbot - An intuitive no-code conversational apps builder that combines the benefits of conversational interface with rich UI elements.

KrispCall - Virtual cloud phone system for business

Botsify - Ever wonder if you could replace your live chat support system with a chatbot?. Its possible now with Botsify Chatbot For Website.

CallHippo - Easy to use Phone System with World-Class Support

Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.