Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.
Carrd - Simple, responsive one-page site creator.
ChatBot - Easy to use chatbot platform for business
mmm.page - Dead simple, drag & drop personal websites
Landbot - An intuitive no-code conversational apps builder that combines the benefits of conversational interface with rich UI elements.