Live Reacting - LiveReacting is a platform to launch interactive streams on Facebook, Youtube and Twitch.
Twitter Polls - Polls embedded in tweets
Simple Poll - The easiest way to create polls in Slack
Couper.io - couper.io - made by Sevenval
Polls for WhatsApp - Create & share quick polls in your WhatsApp groups
TxtPolls - Create text based polls that can be shared anywhere