Probability Games

"You press a button and receive 100 million dollars, but a randomly selected person instantly dies. Will you press the button?"
— Quora Question

Death Simulator

Every millisecond you earn 100 million, but every second you face a 1 in 100 million chance of death. Would you take it?

Choose between a guaranteed $2,000,000 and a 99% chance at $200,000,000. Can you beat the odds?

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Explore probability strategies, behind-the-scenes simulations, and product updates.

A collection of classic probability games that are easy to understand and play.