Sudoku 123 :)

Sudoku puzzle, a wonderful workout for your brain!
100% Free!

The objective of Sudoku 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. The app provides a partially completed grid, which typically has a unique solution.

1.Unlimited sudokus in 4 different difficulty levels.
2.Game Center support for leaderboards and achievements.
3.Support for iOS 6 and iPhone 5, new iPad, iPad4.
4.Support for hint.
5.Support for note.
6.Support for Undo and Redo.
7.Funny animations and sharp graphics.