Mastermind

About This Game

How do I play Mastermind?

Crack the hidden color code using logic and deduction The game is completely free and runs directly in your browser — no plugins or downloads needed.

What do the feedback pegs mean? What are black and white pegs?

A black peg (or red marker) means the color and position are both correct. A white peg means the color is correct but in the wrong position. No peg means that color isn't in the code at all. Use each round's feedback to narrow down the possible combinations.

What's an efficient strategy for cracking the code?

In your first few guesses, use as many different colors as possible to eliminate wrong options. Once you've identified which colors are correct, focus on adjusting their positions. Typically you can crack a 4-color code within 6–8 guesses.

How many difficulty levels or stages does Mastermind have?

Mastermind offers multiple difficulty levels ranging from beginner to expert. Some levels are procedurally generated, ensuring a unique experience every time you play and greatly enhancing replayability.

What should I do if I get stuck in Mastermind? Is there a hint system?

If you get stuck, try approaching the puzzle from a different angle. Mastermind is designed to encourage logical reasoning and patience. Some levels support undo actions, allowing you to backtrack and try alternative strategies.

Can I play Mastermind on my phone?

Yes. Mastermind supports mobile browsers with touch-friendly controls, so you can play anytime, anywhere.