|Category||Brain & Puzzle|
|Developer||Keystone Pro Games|
|App Views||0 views|
The objective of this game is to fill a 9×9 grid so that each column, each row, and each of the nine 3×3 squares contains the digits from 1 to 9 only one time each. The puzzle starts with a partially completed grid. There are 5 difficulty levels with 200 boards in each level. 1000 boards with solutions. Game has Hint Mode.