Goal

Reveal all squares that don't contain mines. The number in a revealed square tells you how many mines are in the 8 surrounding squares.

Controls — Desktop

• Left-click — reveal a square
• Right-click — place/remove a flag 🚩

Controls — Mobile

• Tap — reveal a square
• Long-press — place/remove a flag 🚩

Tips

• The first click is always safe — mines are placed after
• Clicking an empty square (0) automatically reveals neighbours
• Use flags to mark squares you're sure are mines

Is the first click always safe?

Yes! Mines are placed after your first click, ensuring you can never hit one immediately.

Is my best time saved?

Yes — best completion time per difficulty is saved in your browser's local storage.

What do the numbers mean?

A number shows how many mines are among the 8 squares surrounding it. Use this to deduce which squares are safe.