O-Sudoku

In O-Sudoku you should place Control Descriptions into the empty cells in such a way that in every row, column and 3×3 region each symbol appears only once. There are 3 levels in the game. Every level contains 50 different puzzle combinations. When new game starts – new puzzle combination is selected randomly. The last unfinished O-Sudoku is saved and it can be continued at another time. 5 best time results for every level are saved in high scores. The Game supports Google Play Games Services (Leaderboard and Achievements)