Find a number.
Every rectangle contains exactly one number. That number is its area.
A little logic. A perfect fit.
Turn numbers into rectangles.
Make every square count.
✦ Free to play. No wallet needed.
Classic · More possibilities. One perfect fit.
Every rectangle contains exactly one number. That number is its area.
Drag between two corners, or tap each corner. Squares count as rectangles, too.
No gaps. No overlaps. Tap a placed shape to remove it and try another fit.
Keep showing up. Find your rhythm.
Your progress lives in this browser.
✧ Your first perfect fit is waiting.
Same puzzle. Same start. The fastest clean solve wins.
Choose your round. One verified wallet, one entry.
A shared 9 × 9 hard board. No hints. No restart.
Results are checked before the podium is final.
Lower is better. Undo is allowed. Unfinished boards don’t qualify.
The trial starts whenever you do. Results stay in this browser; no tokens or prizes are awarded.
Illustrative amounts. There is no live prize pool yet.
Equal adjusted times share the combined prizes for their occupied places equally. If fewer than three players qualify, unawarded prizes stay in the prize treasury. Rounding remainders stay there too.
Planned funding: a pre-funded project treasury and disclosed sponsor contributions. The funded amount and payout address must be published before registration opens.
LIVE FUNDINGTry the format before competitive rounds open.
These are the proposed launch rules. The current trial uses local scoring and does not create eligibility, a claim or a payment.
No. The daily puzzle, practice mode and tutorial are free and work without a wallet or an account.
A new board arrives at 00:00 UTC each day. Everyone gets the same puzzle for the same date and board size. Your current game stays available until you choose the new daily board.
The clock runs from your first start, including time away from the page. Your current board and personal records are saved in this browser when storage is available. Clearing browser data removes them. Hinted games and replays count as solves, but don’t set a best time.
Not yet. You can try the tournament format, its time limit and penalty system now. The live $SHAPE token, funded prize pool, shared ranking and payouts are not connected. The planned rules and reward split are shown above.
They use larger, overlapping possibilities for each clue. The generator checks that only one complete solution exists. Hard uses 9 × 9, Expert uses 11 × 11, and both avoid single-cell clues and long one-cell strips. Tournament trials add a time limit, penalties and no hints.
Yes. Start the board, then use the arrow keys to move. Press Enter or Space on opposite corners to place a shape. Press Escape to cancel a selection and Delete or Backspace to remove a shape. Use Ctrl/⌘ Z to undo and Ctrl/⌘ Shift Z to redo.