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.
BlockSurvey - Privacy-focused surveys, polls & forms
Simple Poll - The easiest way to create polls in Slack
Refiner - Customer Feedback Surveys For SaaS
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!
Boolean - Send single question yes/no surveys