ShortStack - Shortstack is a website that allows you to create viral online events for your social media followers or other online audience.

Heyo - Use Heyo to easily create Sweepstakes, Contests, and Campaign apps that publish to Mobile, Facebook, and anywhere on the web.

Woobox - Woobox helps you easily create powerful contests, sweepstakes, coupons, and more to grow your fans...

GroSocial - Grow your fanbase, leads and new customers with GroSocial, an easy-to-use social media software suite that helps you build impressive social profiles, run contests and much more.

ViralSweep - Grow your fans and increase sales with sweepstakes and giveaways.

ContestCore - See posts, photos and more on Facebook.