Twitter Polls - Polls embedded in tweets
Simple Poll - The easiest way to create polls in Slack
Polls for WhatsApp - Create & share quick polls in your WhatsApp groups
GitHub Polls - Polls for GitHub issues and readme
Polls for iMessage - Group Decisions Made Easy. Create polls, vote, and view the results directly in iMessage. The easiest way to make any group decision.
Twitter Ads - Twitter offers targeted ad placement on their ad platform.