HubSpot Free Email Marketing - Powerful drag and drop email marketing in the HubSpot CRM
Twitter Polls - Polls embedded in tweets
GMass - GMass allows you to easily schedule emails, send out mass emails and mail merge campaigns and more with Gmail! Click here to learn about more features!
Simple Poll - The easiest way to create polls in Slack
Quokka (formerly Kryptowire) - The gold standard in SAST, MAST, IAST, and more!
Curious Polls - Answer a question once a day for the chance to win £100/$100