Sudoku is one of the best puzzle games for beginners and experienced players from easy to hard level completely in Russian. Also, you will find a daily challenge on the levels of simple and difficult.

Rules:
The player is required to fill free cells with numbers from 1 to 9 so that in each row, in each column and in each small 3 × 3 square, each number would appear only once. The difficulty of Sudoku depends on the number of initially filled cells and on the methods that need to be used to solve it.