Killer Sudoku

Killer Sudoku is a logic puzzle with simple rules and challenging solutions.

The rules of Killer Sudoku are simple:
1. The basic Sudoku rules apply.
2. The sum of all numbers in a cage must match the small number printed in its corner.
3. No number appears more than once in a cage.

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2x2 Easy Killer Sudoku
2x2 Normal Killer Sudoku
2x2 Hard Killer Sudoku
2x3 Easy Killer Sudoku
2x3 Normal Killer Sudoku
2x3 Hard Killer Sudoku
3x3 Easy Killer Sudoku
3x3 Normal Killer Sudoku
3x3 Hard Killer Sudoku
Special Daily Killer Sudoku
Special Weekly Killer Sudoku
Special Monthly Killer Sudoku

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