Fill the empty cells of the puzzle with numbers from 1 to 9, but according to these rules:

- A number can't appear twice in the same row.
- A number can't appear twice in the same columns.
- A number can't appear twice in the same 3x3 block.

There are 4 different difficulty levels and 3 game mode to choose.

During the game, you can access a menu by pressing Menu Key or #. From there, you can clear the puzzle, change the puzzle, solve the puzzle or use jokers.

You can use a joker to solve a cell, but you will be punished with 1 minute. The number of jokers available varies depending on the difficulty level.


HOW TO PLAY:
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Numpad mode:
4,6, LEFT, RIGHT - horizontal movement
2,8, UP, DOWN - vertical movement
5, FIRE - change number

Joystick mode:
LEFT, RIGHT - horizontal movement
UP, DOWN - vertical movement
1 al 9 - write number
0 - empty cell

Assisted mode:
Similar to the Numpad mode, but when pressing FIRE, there will only appear numbers that aren't incompatible with chosen numbers in the same row, column or block.