The Richest Gaming Start-Ups You've Never Heard

Image courtesy company
2 of 9

King

Estimated daily revenue from Candy Crush Saga: $632,867

King's puzzle app has taken the world by storm, becoming the top-rated game in Australia, Germany, Singapore, and Sweden.

But that's just the beginning.

Rumor has it King is preparing an IPO in the wake of Candy Crush Saga's popularity, though the company has yet to publicly comment.