Poll the People - Poll the People is a leader in pre-live A/B testing.
GitHub Polls - Polls for GitHub issues and readme
MegaVote.net - Cool, rich & unlimited free Vote, Poll, Survey in SLACK
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!
Polls for WhatsApp - Create & share quick polls in your WhatsApp groups