Minesweeper

Also known as: Mine Sweeper / Multiplayer Minesweeper / Minesweeper Online
1–85BoardCPU availableNo sign-up, free

Minesweeper is a 1–8 player logic puzzle of about 5 minutes. Read the numbers, avoid the mines and open every safe square — solo or racing on the same board. Free, no sign-up.

Play with friendsJust send the invite link. No sign-up for them either
Practice against the computerStart right away. Choose the strength
Players
Puzzle difficulty
CPU strength
Find an opponent onlineComing soon (October)
Tutorial (3 min)Learn the rules as you play

What we record

Minesweeper in 30 seconds

  1. GoalOpen every safe square without hitting a mine.
  2. NumbersA number shows how many mines touch that square.
  3. FlagsMark squares you know are mines with a flag.
  4. RaceEveryone gets the same board. First to clear it wins.

At a glance

The numbers for this game. These match the actual game implementation.
ItemThis game
Players1–8 players
Play timeAbout 5 min
TypeBoard
Ranked playNo
Practice against the CPUYes
PriceFree (no account needed)
Rights holderA public-domain classic game
Last updated2026-09-25

How to play Minesweeper online with friends

  1. Tap "Play with friends"A party is created with a 6-character code. No account is needed.
  2. Send a link or QR codeShare it on LINE, or just read the code aloud.
  3. Everyone opens it in a browserOnce 1–8 players have joined, the host taps "Start".

Rule highlights

Setup, play, winning, and house rules

Setup

  • 1–8 players. Alone, you can solve by yourself or race the CPU.
  • Choose Beginner (9×9 squares, 10 mines), Intermediate (16×16, 40) or Expert (30×16, 99).
  • Every board starts with the same empty area already opened. By default the board can be solved from there by logic alone.

How to play

  • Tap a covered square to open it. If it is not a mine, it shows how many mines touch it. A 0 (empty) also opens its neighbours.
  • Switch to [Flag] and tap, or long-press a square, to place a flag. Flagged squares don't open. Tap again to remove it.
  • Tap a number whose surrounding flags plus mines already hit match it to open all its other covered neighbours at once. If a flag is wrong, you hit a mine.
  • A Race has no turns: everyone opens their own board at their own pace. You can't see other boards, only what percentage of the safe squares each player has opened.
  • Hitting a mine ends a solo game. In a Race with two or more players you wait 5 seconds by default and carry on (the mine is marked). You can also choose Out.

Winning

  • In a Race, the first player to open every safe square wins. Others are ranked by how much they opened.
  • With the Out setting, if everyone but one player has hit a mine, that player wins.
  • Alone, you clear the board by opening everything without hitting a mine. Your time is shown.
  • In Flags mode, the player who found the most mines wins (with two players, 26 decides it).

House rules

Default is this site’s setting. Changeable shows whether the party can change it.
NameDescriptionDefaultChangeable
FormatRace gives everyone a board with the same mine layout; first to clear it wins. Flags mode is one 16×16 board with 51 mines that players open in turn; finding a mine gives another turn and the most mines wins (two or more players; difficulty is not used).RaceYes
DifficultyBoard size and number of mines. Use zoom and pan to play on larger boards.IntermediateYes
BoardLogic-solvable only deals boards that can be finished from the opening by logic alone, so you never have to guess. Opening only just opens an empty area; some boards may need a guess.Logic-solvableYes
Hitting a mineAuto ends a solo game, and makes you wait 5 seconds with two or more players. Wait 5s and Out apply regardless of the number of players.AutoYes

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FAQ

How many players?

1 to 8. You can solve alone or race the CPU.

Can I play alone?

Yes. [Play vs CPU] races the CPU on the same board; create a table and start it by yourself to solve alone.

How long does a game take?

About 1–3 minutes on Beginner, 3–10 on Intermediate and 10–20 on Expert.

Can I lose to bad luck?

Not by default: every board can be solved by logic alone. You can switch to ordinary boards in the settings.

Can I play on a phone?

Yes. No app is needed — just open it in a browser. You can join the same party as people on a PC or tablet.

Can two people play?

Yes. This game supports 2 or more players.

Rights holder and physical edition

This is a public-domain classic game. The rules follow the standard reference rules.

Related games

Same type (Board)

Same player count

Last updated 2026-09-25 · Run by Qdan, Inc.