Parse - Build applications faster with object and file storage, user authentication, push notifications, dashboard and more out of the box.
Typeform - Create beautiful, next-generation online forms with Typeform, the form & survey builder that makes asking questions easy & human on any device. Try it FREE!
AWS Amplify - JavaScript library for app development using cloud services
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.
AnyPresence - AnyPresence is an Enterprise Backend as a Service for mobile app development and API augmentation.
Google Forms - Simple web forms from Google.