Objective:
The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 sub-grids that compose the grid contains all of the digits from 1 to 9.
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You won’t be looking for a paper puzzle ever again!
With 4 difficulty levels, intuitive interface, and all the functions right at your fingertips, this Sudoku app is sure to be your favorite. Interrupted? Exit Sudoku, and the puzzle is saved exactly as you see it!
* 4 levels - easy, normal, hard, extreme
* Auto-save
* Intelligent hints
* Top scores and History
* Real time competitions
* Selected digit highlighting, as specified in settings
* Incorrect entry highlighting, as specified in settings

BUG修复。