Killer Sudoku by Logic Wiz

Killer Sudoku is a puzzle and math game by Logic Wiz it is a free entertaining logic game and brain training app, joining a family of Sudoku and Logic games developed by Logic Wiz. The puzzles are beautifully handcrafted and divided into 6 playing levels from Beginner to Master. The app comes with a great interface and tools for novice and professional solvers, like: Hidden(virtual) cages creator, combination panel, killer calculator, double notation. Smart hints show the next logical step to overcome hurdles and help you become a better player. The Logic Wiz Sudoku free app was chosen as the Best Sudoku App and the Best Brain Training App. About Killer Sudoku: The board has dotted lined polygons — called "cages". Most of the times, there is a number at the top left corner the cage. Rules: 1. The number at the top left corner of each cage is the sum of all the digits in the cage. 2. A digit can only appear once in each cage. 3. Only rule 2 applies for cages without sum. Puzzle Features: * Beautiful handcrafted boards. * Unique solution to each puzzle. * All boards designed and created by Logic-Wiz. Game Features: * Smart Hints to help and teach. * Weekly Challenge. * Gallery game view. * Play multiple games concurrently. * Killer Calculator. * Combinations panel for Killer cages * Hidden( Virtual) cage creator. * Cloud Sync - Synchronize your progress over multiple devices. * Keep Screen Awake. * Light and Dark Theme. * Sticky digit mode. * Remaining cells of a digit. * Select multiple cells at once. * Select multiple cells at distributed locations of the board. * Multiple pencil marks styles. * Double notation. * Auto remove pencil marks. * Highlight matching digits and pencil marks. * Multiple error modes. * Performance tracking for each puzzle. * Statistics and Accomplishments. * Unlimited Undo/Redo. * Various cell marking options- highlights and symbols * Track and improve solving time. * Board preview. * Reset Level * Mobile Phones and Tablets.