Killer Sudoku ✓ Solved
Larger cages; still solvable by logic alone.
Getting your puzzle ready…
Keyboard shortcuts
- Arrow keys: move around the grid
- Number keys: enter a number
- Backspace or Delete: erase
- N: notes on/off
- Ctrl+Z / Ctrl+Y: undo / redo
- H: hint
Top players
All leaderboardsKiller Sudoku · Medium. Each player’s best score.
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How to play Killer Sudoku
- Fill the grid so every row, column and 3×3 box contains 1 to 9 once.
- The numbers in each dotted cage add up to the small total in its corner.
- A number can’t repeat inside a cage.
Full guide with an animated example · Strategy guides · Printable Killer Sudoku
About Killer Sudoku
All the rules of Sudoku, plus dotted cages with a total in the corner. It starts empty, so arithmetic is your way in.
This page starts you on Medium. Choose another level above at any time; your game is saved after every move, so you can come back later, even offline.
Tips
- Learn the unique combinations for 2- and 3-cell cages.
- Use the rule of 45 on boxes that are almost fully covered by cages.
- Keep Notes up to date: cages narrow options fast.
Questions
Why are there a few single-cell cages?
A one-cell cage is a gentle starting clue. LogicBright adds one only when it is needed to make the answer unique or so easier levels never need guessing.