Ledger Lock cover

Ledger Lock

4.3(3 votes)
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Ledger Lock is a daily number-logic puzzle. Toggle cells on the grid so every row and column adds up to its target sum — but no two selected cells can be adjacent. One unique solution each day, with s

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About Ledger Lock

Ledger Lock is a daily number-logic puzzle. Toggle cells on the grid so every row and column adds up to its target sum — but no two selected cells can be adjacent. One unique solution each day, with streak tracking and shareable results.

Ledger Lock is free to play in your browser — no download and no account needed. Like every good daily game it serves everyone the same challenge each day, so you can compare results with friends and keep your streak alive. Come back tomorrow for a fresh round.

What is Ledger Lock?

Ledger Lock is a daily number-logic puzzle. Toggle cells on the grid so every row and column adds up to its target sum — but no two selected cells can be adjacent. One unique solution each day, with streak tracking and shareable results. It belongs to the math family of daily games: one shared puzzle per day for every player.

How to play

  1. Study the numbers or equation on the board.
  2. Enter a calculation or answer that satisfies the rules.
  3. Feedback after each try shows which digits and operators are correct.

Tips & strategy

Write the target out and work backwards from the result — small operators and digit placement matter more than big numbers.

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