Tars - TARS enables users to create chatbots that replaces regular old webforms.
Kissflow - Kissflow is a workflow tool & business process workflow management software to automate your workflow process. Rated #1 cloud workflow software in Google Apps Marketplace.
Phonexia Voicebot Suite - Phonexia Voicebot Suite is an all-in-one voicebot-building solution for the rapid, on-premise development of highly sophisticated conversational AI interfaces for contact centers and other automated systems.
Zoho Creator - Zoho Creator is a low-code application development platform that helps you build a custom, mobile-ready apps to run your business.
Dialogflow - Conversational UX Platform. (ex API.ai)
Survey Monkey - Create and publish online surveys in minutes, and view results graphically and in real time. SurveyMonkey provides free online questionnaire and survey software.