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Killer Sudoku by Sudoku.com

4.5

Developer

Easybrain
Updated

2025-09-29
Category

Puzzle
Version

3.7.1
Price

Free
Platform

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Editor’s Review

Overview
Dive into a riveting mix of logic and math with Killer Sudoku, a fresh twist on classic puzzles, promising brain-boosting fun with every number you place!

Key Features
1. Engaging Daily Challenges with valuable rewards to gather.
2. Themed Seasonal Events with exclusive medals for the victorious.
3. An Auto-Check feature to track each step, or the option to trace back errors on your own.
4. Customizable notes to strategize every move like traditional puzzle-solving.
5. Helpful hints to untangle the most difficult puzzles at hand.
6. Comprehensive statistics to monitor playing progress and times.
7. Unlimited Undo for seamless correction of slips and inaccuracies.
8. Several soothing and eye-friendly color themes, including Light, Dark, and Sepia.
9. An Auto-Save feature to keep your incomplete games preserved for future maneuvers.
10. An eraser tool for wiping out those occasional blunders in your number puzzle sweep.

Interesting Gameplay
1. Populate the rows, columns, and 3x3 squares with appropriate numbers 1-9, permalink to regular Sudoku.
2. Keep an eye on cages denoted by dotted lines for sum consistency.
3. Align the sum in each cage with its corner sum hint.
4. Uphold the overarching principle that sums in any 3x3 block, row, or column must total up to 45.
5. Avoid repeating numbers in the same row, column, 3x3 sector, or inside a designated cage.

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