Tech Crowd

Ryan Grepper, Coolest


Ryan Grepper is the inventor of the Coolest—the highest-funded Kickstarter campaign in history.

Endlessly curious about how to create efficiency and a supporter of do-it-yourself innovation, Ryana full-time inventor and product developer since 2006has successfully developed and licensed multiple products.

Ryan's also committed to advocating for other inventors and helping them succeed. To achieve that goal, Ryan created an online video training program called Inventor's Blueprint, which helps inventors turn great ideas into products that sell.


About the Coolest

The Coolest is a multifunctional portable cooler equipped with a built-in ice-crushing blender, waterproof Bluetooth speakers, a USB charger and LED light—all at a planned retail price of $299.

Crowdfunding campaign

  • Coolest raised more than $13 million—making it the most-funded project in Kickstarter history.
  • The project attracted more than 60,000 backers.