Sudoku Challenge

Welcome to Sudoku Challenge.

Prepare yourself for the ultimate Sudoku Challenge. 1000s of puzzles, ranked into Easy, Medium, Hard and Expert categories. Full history of times recorded. Earn stars based upon how fast you can complete the puzzles. Friendly and intuitive User Interface will make it a pleasure to play

Sudoku is one of the most popular puzzle games of all time. The goal of Sudoku is to fill a 9×9 grid with numbers so that each row, column and 3×3 section contain all of the digits between 1 and 9. As a logic puzzle, Sudoku is also an excellent brain game. If you play Sudoku daily, you will soon start to see improvements in your concentration and overall brain power.

The goal of Sudoku is to fill in a 9×9 grid with digits so that each column, row, and 3×3 section contain the numbers between 1 to 9. At the beginning of the game, the 9×9 grid will have some of the squares filled in.

Your job is to use logic to fill in the missing digits and complete the grid. Don’t forget, a move is incorrect if:

* Any row contains more than one of the same number from 1 to 9
* Any column contains more than one of the same number from 1 to 9
* Any 3×3 grid contains more than one of the same number from 1 to 9

Features include
* Attractive Interface
* Easy, Medium, Hard and Expert levels
* Resume, restart or replay any puzzle
* Record of timings, rankings and progress
* Leaderboards and Achievements