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Mastermind Mastermind

🎮 How to play（Mastermind）：Crack the secret 4-colour code in 10 tries. Pick a colour then tap a slot to fill the row, then ✓ to guess. Black peg = right colour & spot; white peg = right colour, wrong spot.

About this game

Category：Puzzle　| Rating：★ 9.4　| 16.2M plays　|　Updated：2024-06-24

The classic code-breaking logic game. Crack the secret 4-colour code in 10 guesses using the black & white peg clues. Free Mastermind online, no download.

How to Play

🎯 How to play: think ahead and solve the board — clear lines, match tiles or reach the target in the fewest moves.

🎮 Mastermind — Crack the secret 4-colour code in 10 tries. Pick a colour then tap a slot to fill the row, then ✓ to guess. Black peg = right colour & spot; white peg = right colour, wrong spot..

Frequently Asked Questions

Is Mastermind free to play?

Yes — Mastermind is 100% free to play online at SmallWebGame, with no download and no sign-up required.

How do you play Mastermind?

Crack the secret 4-colour code in 10 tries. Pick a colour then tap a slot to fill the row, then ✓ to guess. Black peg = right colour & spot; white peg = right colour, wrong spot.. The classic code-breaking logic game. Crack the secret 4-colour code in 10 guesses using the black & white peg clues. Free Mastermind online, no download.

Can I play Mastermind on mobile?

Yes. Mastermind is a Web browser game that runs on phones, tablets and desktops — just open and play.