ShortStack

ShortStack is a contest, giveaway, and landing page platform that helps brands grow social media audiences and collect email leads through interactive campaign types including hashtag contests, photo submissions, referral giveaways, and voting competitions. It includes templates for every major contest format, embeddable entry forms, and automated winner selection and notification tools. Marketing teams and social media managers use ShortStack when running campaigns that need more audience engagement mechanics than simple sweepstake forms provide.