ShortStack - Shortstack is a website that allows you to create viral online events for your social media followers or other online audience.
Wheel Decide - Wheel Decide is a free to use web-based spinner platform that allows the people create their own digital wheels system for prize giveaways, decision making, games and much more.
HubSpot Marketing Hub - HubSpot is a cloud-based inbound marketing software that allows businesses to transform the way that they market online.
RANDOM.ORG - RANDOM.ORG offers true random numbers to anyone on the Internet.
Woobox - Woobox helps you easily create powerful contests, sweepstakes, coupons, and more to grow your fans...
Wheel of Names - Free and easy to use spinner. Used by teachers and for raffles. Enter names, spin wheel to pick a random winner. Customize look and feel, save and share wheels.