9×9 · 10 · Puzzle & Thinky on ArcadeOwl
Tap a square to reveal it — numbers show nearby mines.
Use the numbers to deduce which squares are safe.
Long-press or right-click to flag a square you think hides a mine.
Reveal every safe square without detonating a mine.
✦ Classic flood-reveal of empty zones
✦ Long-press flagging on mobile
✦ Win counter that tracks your clears