TellForm - Opensource form builder alternative to TypeForm
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!
SmartSurvey - Create and distribute surveys with our user-friendly yet advanced survey tool, then analyse results graphically.
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.
LimeSurvey - LimeSurvey: the Online-Umfrage Tool - Open-Source Suryeys
Google Forms - Simple web forms from Google.