How do you win Minesweeper?
Open every safe cell without opening a mine. You do not have to flag every mine if every non-mine cell is already clear.
Cozy web games
Minesweeper works well for office breaks because it rewards logic, not speed. This version runs in a small HTML5 canvas with the source kept on file.
Quick answer
Minesweeper is a logic puzzle about reading numbers around hidden mines. A number tells you how many mines touch that square. Use those clues to open safe cells, mark likely mines, and clear every non-mine square without guessing too early.
How to play
Player guide
Minesweeper is a browser logic game about reading numbers, not guessing. A number tells you how many mines touch that square, so safe moves come from comparing nearby numbers and marked flags.
Common questions
Open every safe cell without opening a mine. You do not have to flag every mine if every non-mine cell is already clear.
A 1 means one of the surrounding eight cells contains a mine. If one neighbor is already flagged, the rest around that 1 are safe.
Most boards reward logic, but some positions can still become guesses. Strong players delay guesses until the board gives more information.