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Screenshots

  • Killer Sudoku - Brain Game screenshot 1
  • Killer Sudoku - Brain Game screenshot 2
  • Killer Sudoku - Brain Game screenshot 3
  • Killer Sudoku - Brain Game screenshot 4

About Killer Sudoku - Brain Game

Release numbers into the correct places, solve satisfying Killer Sudoku puzzles, and enjoy relaxing brain training gameplay. Complete daily challenges, improve your logic skills, sharpen your math abilities, and play offline anytime. Killer Sudoku Game is a relaxing and engaging number puzzle game that combines the classic Sudoku rules with exciting sum cages. Every puzzle challenges your logical thinking, concentration, planning, and arithmetic skills while providing a rewarding brain-training experience. Whether you're looking for a quick daily puzzle or a challenging logic game to master, Killer Sudoku Game offers smooth gameplay, helpful features, and hundreds of satisfying puzzles for players of all skill levels. Main Features: No ads. No interruptions. Just pure, ad-free gameplay. 1. Classic Killer Sudoku Gameplay Solve unique Killer Sudoku puzzles by following the classic Sudoku rules while satisfying the sum cages. Every puzzle offers a fresh logic challenge. 2. Hundreds of Handcrafted Puzzles Enjoy a large collection of carefully designed Killer Sudoku puzzles with increasing difficulty for both beginners and experienced players. 3. Daily Challenges Play a new Killer Sudoku puzzle every day and keep your brain active with fresh logic challenges. 4. Four Difficulty Levels Choose the difficulty that matches your experience: • Easy • Medium • Hard • Very Hard 5. Helpful Hints Need a little assistance? Use hints whenever you're stuck and continue solving even the most challenging puzzles. 6. Unlimited Undo Undo your moves anytime and experiment with different solving strategies without any limitations. 7. Pencil Notes Use Pencil mode to write temporary notes, eliminate possibilities, and solve difficult puzzles more efficiently. 8. Smart Error Detection Automatically detect incorrect entries and identify repeated numbers to help improve your solving accuracy. 9. Auto Save Progress Leave your puzzle anytime and continue exactly where you left off. 10. Multiple Input Methods Choose between Select Cell First and Select Number First to match your preferred playing style. 11. Beautiful Themes Personalize your gameplay experience with multiple clean and comfortable visual themes. 12. Dark Mode Play comfortably during the day or at night with an elegant Dark Mode. 13. Offline Play Enjoy Killer Sudoku anywhere without requiring an internet connection. 14. Relaxing Brain Training Improve logical thinking, concentration, memory, arithmetic skills, and problem-solving abilities while enjoying satisfying puzzle gameplay. 15. Beginner Friendly Tutorial Learn the rules of Killer Sudoku with an easy-to-follow tutorial and start solving puzzles in minutes. How to Play: • Fill every row with the numbers 1 to 9 without repeating any number. • Fill every column with the numbers 1 to 9 without repeating any number. • Fill every 3×3 box with the numbers 1 to 9 exactly once. • Every outlined cage contains a target sum shown in the corner. • The numbers inside each cage must add up to the target sum. • Numbers cannot repeat within the same cage. • Use logical thinking to satisfy both the Sudoku rules and the cage sums. • Make notes with Pencil mode to solve difficult puzzles. • Use hints whenever you need help. • Complete every puzzle to sharpen your brain and unlock your next challenge. Killer Sudoku Game combines classic Sudoku with exciting arithmetic challenges to create one of the most enjoyable number puzzle experiences available. View our Terms of Service at: Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Check out our Privacy Policy: https://scienext.in/Killer_Sudoku_ScieNext_Privacy_Policy.html Download Killer Sudoku Game today and enjoy relaxing number puzzles, daily challenges, brain training, offline gameplay, handcrafted Killer Sudoku puzzles, and endless hours of satisfying logic puzzle fun.

What’s new

Version 1.0.9 · Updated September 22, 2026

- Improved new themes for a better experience - Improved gameplay for smoother and more enjoyable play - Additional hints are now available with a timer - Added an intro before you start gameplay - Important bug fixes and improvements

Play today's Threadline puzzle

Draw one line through every cell, visiting the numbers in order. A free daily puzzle from Fiplay, same board for everyone. It plays right here, no download.

More Threadline and other daily puzzles on Fiplay →

App privacy

The developer, SCIENEXT INDIA PRIVATE LIMITED, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Location: Coarse Location
  • Identifiers: Device ID
  • Diagnostics: Performance Data

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

  • Location: Coarse Location
  • Diagnostics: Performance Data

Used for: Analytics

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Identifiers: Device ID
  • Usage Data: Product Interaction
  • Diagnostics: Crash Data

Used for: Analytics

Alternatives to Killer Sudoku - Brain Game

Looking for apps like Killer Sudoku - Brain Game? Here are 6 similar apps on the App Store. The highest rated is Splendid Killer Sudoku (5.0/5), and all 6 are free to download.

Killer Sudoku - Brain Game vs. alternatives
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