K.O. Sudoku - Sudoku Solver 4.0.3

This application offers a diverse array of Sudoku puzzles, complete with answers and comprehensive step-by-step explanations. Users can conveniently take a photo of puzzles to input directly.

It supports multiple variants of Sudoku, including 4, 6, 8, 9, 12, and 16-grid configurations, along with specialized formats such as jigsaw Sudoku, killer Sudoku, kendoku, samurai Sudoku, and many more, totaling over twenty unique styles.

The app features two distinct modes to enhance user experience:

• K.O. mode: Provides the solution directly.
• Help mode: Offers detailed step-by-step guidance.

Basic Sudoku rules dictate filling a 9x9 grid with the digits 1 through 9 so that each row, column, and 3x3 box contains each number exactly once. Variants expand on these rules in interesting ways:

• Diagonal Sudoku (X Sudoku): Requires uniqueness in two major diagonals.
• Windoku: Adds uniqueness in four extra 3x3 regions.
• Samurai Sudoku: Comprises five overlapping 9x9 grids in a unique configuration.
• Killer Sudoku: Incorporates killer cages that sum specified digits uniquely.
• Kendoku (Newdoku/Calcudoku/Mathdoku): Focuses on arithmetic operations within grouped cells.
• Jigsaw Sudoku: Features irregular shapes within the standard grid setup.
• Odd / Even Sudoku: Mandates odd and even placements based on circular indicators.
• Compdoku: Introduces size relationships among digits via comparative symbols.
• Consecutive Sudoku: Requires critical number differences across barriers.
• Non-consecutive Sudoku: Prohibits adjacent cells from having number differences of one.
• Touchless Sudoku: Ensures non-repetition among surrounding cells.
• Anti-Knight Sudoku: Demands distinct numbers where knight moves apply in chess.
• Balance Sudoku: Maintains equal sums on either side of a balance point within a grid.
• 3D Sudoku: Presents an innovative three-dimensional approach with layered grids and colored intersections, necessitating unique placements across multiple dimensions.

The inclusion of technique tutorials further enriches the user's understanding and approach to solving these varied puzzles. Additionally, an extensive online store for Sudoku-related products enhances the overall experience for enthusiasts.