Bulls & Cows
Set a 4-digit number, crack your opponent's. A is right digit right place, B is right digit wrong place. First to 4A wins.
Game modes
vs Computer
Set your secret 4-digit number, then take turns guessing against the AI. Easy / Normal / Hard.
Daily Challenge
Coming soon — same puzzle worldwide, climb today's board.
Friend 1v1
Coming soon — share a code, first to crack wins.
Race · 99
Coming soon — up to 99 players on the same number.
Random Match
Coming soon — get matched with a stranger instantly.
How it works
Set a 4-digit secret from 1–9, no repeats. Take turns guessing your opponent's number; you can be the setter and the guesser simultaneously against the AI.
- A — right digit, right place
- B — right digit, wrong place
- First to 4A wins the round
Your best
No rounds played yet — start your first round.