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δΈζFree play: Easy Β· Medium Β· Hard Β· Rules & techniques
All daily puzzles: πΈ Gridlings Β· π Balance Β· β Star Battle Β· πΎ Trail Β· βΆ Futoshiki Β· π Towers Β· π’ Mini Sudoku Β· β« Kropki Β· π₯ͺ Sandwich Β· π‘ Thermometers Β· β¦ Nonogram
Games about AI: β¨ Prompt Β· π§ Overfit Β· π§ͺ Mimic Β· π Overseer Β· π Minima Β· π Singularity Inc. Β· π Ghostline Β· π₯ Block Nova
The classic Skyscrapers puzzle in daily form. Sister puzzles: Gridlings.
Fill the grid with tower heights so each row and column contains each height once, and every outside clue equals the number of towers visible from that side, taller towers hiding shorter ones. Tap to cycle or use the number pad.
Yes β a new daily board goes live at 00:00 UTC, the same board for every player worldwide, with streak tracking. Unlimited free play in three difficulties and a full archive of past dailies are also free, with no account and no ads.
Yes. Every published board is machine-verified before release: a solver proves exactly one solution exists and is reachable by logical deduction, so there is always a provable next step.