How Guess My Number works
Pick any whole number and keep it to yourself — you never type it in anywhere. Follow the on-screen steps in your head, and when you hit Reveal, we’ll tell you your result. It works no matter what number you started with.
Curious why Guess My Number always works? Tap the ? button in the game — it’s simple algebra, not magic. There are a few different tricks in rotation, so tap New Trick to try another.