ManyChat - ManyChat lets you create a Facebook Messenger bot for marketing, sales and support.
Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.
Landbot - An intuitive no-code conversational apps builder that combines the benefits of conversational interface with rich UI elements.
ChatBot - Easy to use chatbot platform for business
iDoneThis - iDoneThis The fun, easy way to get stuff done. Every day we’ll email your team to ask, “What’d you get done today?” Just reply to our email. The next day, everyone gets an email with the team's accomplishments
Botsify - Ever wonder if you could replace your live chat support system with a chatbot?. Its possible now with Botsify Chatbot For Website.