Minesweeper Medium16×16, 40 mines

Minesweeper's Medium level, a good step up once you're used to Easy. It's the same 16×16 board with 40 mines as Intermediate on old PCs. Play in your browser with no sign-up. The first 100 stages are free.

Good forPlayers who can solve Easy and want a bit more to think about, or want to learn and use patterns like 1-2-1.

  • Board16×16
  • Mines40 (16%)
  • Rough time1 to 2 minutes once you're used to it, about 5 to 15 minutes for first-timers
  • Name in the gameMedium

Play Medium now (first 100 stages free)

The key to Medium: comparing neighboring numbers, as in 1-2-1

What you need on Medium

Some spots no single number can settle. Compare two neighboring numbers with patterns like 1-2 and 1-2-1, and you can move on.

The rules and patterns (such as 1-2-1) are explained with pictures in How to play Minesweeper, with tips.

How Easy, Medium, Hard, Oni and Extreme differ

Easy, Medium and Hard are the classic Beginner, Intermediate and Expert, with the same sizes and numbers of mines. Above them come Oni and Extreme. The higher the share of mines, the more often you have to read several numbers together.

DifficultyBoardMinesDensity
EasyClassic: Beginner9×91012%
MediumClassic: Intermediate16×164016%
HardClassic: Expert16×309921%
OniBeyond the classic sizes20×3013022%
Extreme (hardest)Beyond the classic sizes24×3017024%

Puzzle Lounge's Minesweeper

  • No luckEvery board can be solved to the end by reasoning alone. You never get a 50/50.
  • Free, no appIt plays right in your browser on a phone, iPad or PC.
  • 1000 stagesEach difficulty has stages that get harder little by little. The first 100 are free. From stage 101 on, you play with the Lounge Pass or tickets.
  • Daily board and This week's boardEveryone races the same board, with rankings and replays to watch.
  • Online co-op and racesSolve the same board with friends, or race them.

Questions about Medium

How big is Medium, and how many mines does it have?

16×16: 256 cells with 40 mines. It matches Intermediate in classic Minesweeper.

What techniques does Medium call for?

Along with the spots one number settles, you use patterns that compare neighboring numbers (such as 1-1, 1-2 and 1-2-1). The how-to page shows them with pictures.

What if I get stuck?

Hint shows you, step by step, the next cell you can work out and the numbers that prove it. Nothing is left to luck, so there is a step of reasoning you've missed somewhere.

Play Medium

Other difficulties