Engage with beautifully designed math puzzles and a captivating logic game.

Killer Sudoku by Logic Wiz is a stimulating puzzle and math game—a complimentary, enjoyable logic experience and brain training application, expanding Logic Wiz's collection of Sudoku and Logic titles.

Each meticulously crafted puzzle is organized into six progressive difficulty levels, ranging from Beginner to Master.

The app features an intuitive interface and a suite of tools suitable for both beginners and experts, such as: a hidden (virtual) cage creator, a combination panel, a killer calculator, and double notation.

Smart hints reveal the next logical move to help you overcome challenges and enhance your skills.

The Logic Wiz Sudoku free app has earned recognition as the Best Sudoku App and the Best Brain Training App.

About Killer Sudoku:

The game board includes dotted-line polygons referred to as "cages," typically displaying a number in the top-left corner.

Rules:

1. The number in the top-left corner of a cage indicates the total sum of all digits contained within that cage.

2. Each digit may only appear once per cage.

3. For cages without a sum, only rule 2 is applicable.

Puzzle Features:

* Beautifully handcrafted game boards.

* Every puzzle has a unique solution.

* All puzzles are originally designed and developed by Logic-Wiz.

Game Features:

* Smart Hints for guidance and learning.

* Weekly Challenge mode.

* Gallery game view.

* Play several games at the same time.

* Killer Calculator tool.

* Combinations panel for Killer cages.

* Hidden (Virtual) cage creator.

* Cloud Sync – Save and synchronize your progress across devices.

* Keep Screen Awake option.

* Light and Dark Theme settings.

* Sticky digit mode.

* Track remaining cells for a specific digit.

* Multi-cell selection.

* Select multiple cells across various board locations.

* Multiple pencil mark styles.

* Double notation feature.

* Auto remove pencil marks.

* Highlight matching digits and pencil marks.

* Multiple error checking modes.

* Performance tracking per puzzle.

* Statistics and Achievements.

* Unlimited Undo/Redo.

* Various cell marking options—highlights and symbols.

* Monitor and improve your solving times.

* Board preview function.

* Reset Level option.

* Compatible with Mobile Phones and Tablets.