LITS

Game Rules: Tap or drag to fill; hold to mark X

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Game Rules: LITS

Play LITS online for free. One colored L/I/T/S per region; filled cells connect. No full 2×2 or same-shape contact.

Also known or searched as: Tetromino Puzzle

Why play this puzzle

LITS focuses on placing one L, I, T or S tetromino in every region and connecting the shaded cells, often searched as Tetromino Puzzle. It works well as a quick logic exercise, but also has enough depth for longer solving sessions with fresh generated boards.

The best way to solve this Pattern Filling puzzle is to lean on spatial division: confirm forced moves first, reduce the remaining possibilities, and let the full solution emerge step by step.

Tap or drag to fill; hold to mark X

Frequently Asked Questions

Is LITS the same as Tetromino Puzzle?

Yes. Tetromino Puzzle are common names or closely related names for LITS, and you can play this version online for free here.

Can I play LITS for free?

LITS is free to play online. You can start in your browser without downloading or installing anything.

Does LITS work on mobile?

Yes. LITS can be played in modern desktop and mobile browsers.

Do I need an account to play LITS?

No account is required. Open the puzzle page and start solving immediately.