New Classic Sudoku

The object of the game is simple: Fill in the empty cells!
The Objective of the game is fill the 9×9 grid with digits so that each column, row, and the nine 3×3 sub-grids contains all of the digits from 1 to 9.
Easy, right? Well, hang on a sec...there is one rule you must follow: no repeats are allowed in any row, column, or block. To put it another way - you must use all nine numbers in each row, column, and block.

Feature :
* Pencil marks (a.k.a. Notes) with auto fill / erase option
* Top scores and History
* Real time competitions
* 3 level that you can play and 30 Puzzle each
* quest mode