Paper Baseball

Paper Baseball is a 1v1 number deduction game based on the classic Bulls & Cows ruleset.

You and the AI take turns guessing each other's secret numbers using Strike/Ball feedback. Crack your opponent's number in fewer turns to win!

How to Play

Strike – Right digit, right position

Ball – Right digit, wrong position

Out – Digit not in the number at all

Game Modes

3-Digit Mode – Quick, light matches

4-Digit Mode – The classic experience with deeper strategy

Difficulty

Easy – Confirmed strike positions are revealed as a hint

Normal – Standard rules, fair and balanced

Hard – The AI plays optimally using a minimax algorithm; duplicate digits allowed

Stats & Achievements Track your win rate, best clear turns, and total playtime. Unlock achievements to prove your mastery.