Twitter Polls - Polls embedded in tweets
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!
Curious Polls - Answer a question once a day for the chance to win £100/$100
SurveyCount - Make and distribute surveys
Astral - A social network for augmented reality 📍
Crowdoscope - A research tool for real-time collective intelligence.