Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
hagrid - You work really hard to get people to your website.And they have so many things they want to ask!hagrid is a no-code widget, where visitors ask questions and you respond; a user generated FAQ that adds trust and lets you connect with your audience.
Anywyse - Q&A with people visiting the same web page
Botsify - Ever wonder if you could replace your live chat support system with a chatbot?. Its possible now with Botsify Chatbot For Website.
FAQ-div - Turn a div into a great FAQ
Jimo - Make your users decide what to build next