The grid is of 9 by 9 spaces. In the rows and columns there are 9 squares which are made of 3 by 3 spaces.
Game rules are that in each row, column and square needs to be filled out with the numbers from 1 to 9, without repeating any numbers within the row, column or square.
The app does collect user data, all the data is saved only on the mobile device.
Game rules are that in each row, column and square needs to be filled out with the numbers from 1 to 9, without repeating any numbers within the row, column or square.
The app does collect user data, all the data is saved only on the mobile device.
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