Get a small stimulating break or clear your head with Sudoku! Choose any mode and level you like. Play 4x4 mode (easier levels) to exercise your brain, or try 9x9 mode (harder levels) especially irregular difficulty to give your mind a real workout. Completely accessible with an endless supply of Sudoku puzzles.
Rules:
Each puzzle consists of a 4x4 or 9x9 Sudoku grid containing areas surrounded by dark borders. The object is to fill all empty squares so that the numbers 1 to 4 or 1 to 9 appear exactly once in each row, column and 2x2 block or 3x3 block. In addition, no number may be used in the same area more than once. Especially, in Irregular difficulty, you should put all numbers 1 to 9 in 9 vertical columns, 9 horizontal rows, and 9 assigned irregular areas.
Features
Cookie theme
2 game modes: 4x4 mode and 9x9 mode
8 Difficulty Levels: 4x4 mode: Easy, Hard; 9x9 mode: Irregular, Simple, Normal, Medium, Difficult and Extreme
Detailed instruction course
Smart and unlimited hints
Great sound effects and special effects
Make notes to keep track of possible numbers
Highlight duplicates to avoid repeating numbers in a row, column and block
Fun and stunning winning animations
Game state saved when interrupted
Universal app for iPhone and iPad
Efficient, fast, and sensible game interface
Improve your Sudoku skills by checking your statistics
Become a Sudoku genius and challenge logic with the classic game Sudoku! Step into the world of numerical puzzles with us!
Support：
Terms and privacy:
https://sites.google.com/view/sudoku-termsandprivacy
Rules:
Each puzzle consists of a 4x4 or 9x9 Sudoku grid containing areas surrounded by dark borders. The object is to fill all empty squares so that the numbers 1 to 4 or 1 to 9 appear exactly once in each row, column and 2x2 block or 3x3 block. In addition, no number may be used in the same area more than once. Especially, in Irregular difficulty, you should put all numbers 1 to 9 in 9 vertical columns, 9 horizontal rows, and 9 assigned irregular areas.
Features
Cookie theme
2 game modes: 4x4 mode and 9x9 mode
8 Difficulty Levels: 4x4 mode: Easy, Hard; 9x9 mode: Irregular, Simple, Normal, Medium, Difficult and Extreme
Detailed instruction course
Smart and unlimited hints
Great sound effects and special effects
Make notes to keep track of possible numbers
Highlight duplicates to avoid repeating numbers in a row, column and block
Fun and stunning winning animations
Game state saved when interrupted
Universal app for iPhone and iPad
Efficient, fast, and sensible game interface
Improve your Sudoku skills by checking your statistics
Become a Sudoku genius and challenge logic with the classic game Sudoku! Step into the world of numerical puzzles with us!
Support：
Terms and privacy:
https://sites.google.com/view/sudoku-termsandprivacy
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