Arrow Sudoku

THE PLAYBOOK · CDBRM

How to play Arrow Sudoku

Use CDBRM to play Arrow Sudoku and read its instructions on the same page. Solve the Sudoku and make the digits on each arrow path sum to the digit in its circle. Follow the learn from a completed round approach for your next round.

8 finite checked puzzles, with local saved progress. No claim of unlimited daily puzzles or calibrated difficulty.

Learn from a completed round

Finish a round where possible, then identify one decision you would change. Revisit the example or mistake section for a focused second attempt.

Your goal

Solve the Sudoku and make the digits on each arrow path sum to the digit in its circle.

Step by step

1. Select an editable cell.
2. Enter a value using the keypad or keyboard; Notes stores candidates.
3. Read the region, cage, arrow or outside clues alongside the normal constraints.
4. Check entries verifies the completed board; Undo reverses your last input.
5. New puzzle selects another included puzzle.

Controls

Click or tap cells and the digit pad. Use Notes, Undo and Reveal selected. Large boards scroll inside the game.

A useful example

A circle 7 may have an arrow containing 3 and 4 when the normal Sudoku rules also allow it.

Watch out for this

A full board must obey every extra rule. Reveal supplies assistance; it is not an earned deduction.

Common questions