Play Killer Sudoku - Train your brain with sudoku!

Killer Sudoku is a fun twist on the classic sudoku for those of you seeking something new and challenging. It’s also known by such names as sumdoku, addoku and cross-sum puzzle but in a nutshell it’s pretty much the same number puzzle. If you like Sudoku and playing math games, we welcome you! Take your favorite number game with you wherever you go.

This puzzle game with numbers is suitable for both sudoku beginners and advanced sudoku players! Play easy and medium levels to exercise your brain. Choose hard sudoku to improve your skills and try expert puzzle with numbers for evil challenges.

Killer Sudoku is a legend of all number games and puzzles. In a nutshell, it’s a perfect blend of a sudoku puzzle game and a kakuro game. Your goal is to fill the grid with numbers like in classic sudoku and also make sure the sum of numbers in cages (areas separated by dotted lines) is equal to the number in the upper left corner of that cage.

Download this classic number game and play sudoku puzzles. Sudoku puzzle is available offline.

🔢 Killer Sudoku features:

✓ Killer Sudoku Premium (Ad Free, No Ads)

✓ More than 12000 well-formed sudoku games with numbers

✓ 5 levels of difficulty for beginners and advanced players:

- 6x6 Fast

- 9х9 Easy

- 9х9 Medium

- 9х9 Hard

- 9х9 Expert

✓ Complete Daily Sudoku Challenges to get unique trophies.

✓ No wifi need, play in anytime anywhere.

✓ Color themes. Select classic Light, Dark, or Sepia themes.

✓ Easy and attractive gameplay that improves your game experience.

✓ Simple and intuitive design.

📝 Game features:

• View Statistics and track your progress. Track your daily Killer Sudoku progress, best time, and other achievements.

• Unlimited Undo.

• Auto-save. If you leave a game with numbers unfinished, it will be saved. Continue playing anytime.

• Highlighting of a row, column, and box related to the selected cell.

• Highlight duplicates to avoid repeating numbers in a row, column, and block.

• Turn on Highlight identical number.

• Turn on Notes ✍ to make notes as on paper. Each time you fill in a cell, notes are automatically updated!

• Challenge yourself figuring out your mistakes, or enable Auto-Check to see your mistakes as you go.

• Mistakes Limit. Turn on/off Mistakes Limit mode as you like.

• Eraser.

• Number-First Input. Long press to fill quickly.

• Hints can guide you when you get stuck.

🎓 How to play Killer Sudoku:

✓ Fill all rows, columns, and 3x3 blocks with numbers 1-9 exactly like in sudoku classic.

✓ Pay attention to the cages – groups of cells indicated by dotted lines.

✓ Make sure the sum of numbers in each cage is equal to the number in the upper left corner of the cage.

✓ The specific rule of the Killer Sudoku puzzle is that the sum of all numbers of each 3x3 block, row, or column always equals 45.

✓ Numbers cannot repeat within cages, a single row, column, or 3x3 region.

🔥 Why you should play Killer Sudoku?

Solving Killer Sudoku has a lot of benefits. Daily Killer Sudoku sessions are said to help you train your brain, improve memory, concentration and logical thinking. Whether you’re waiting for plane boarding, stuck in a queue or just want to unplug from reality for a few minutes, Killer Sudoku should be your best puzzle of choice.

Killer Sudoku is a fun and relaxing game that can help you keep your brain active and pass the time. Play Killer Sudoku Now!