Sudoku: NESWorld Edition

Sudoku 23 is a version of Sudoku that is playable on the NES.

A homebrew version of sudoku for the NES.

Super Sudoku is a homebrew sudoku game for SNES.

Sudoku Micro is a homebrew sudoku game for the Game Boy Advance.

DSudoku is homebrew Sudoku game for the DS.

Sudoku is, obviously, a Sudoku game for CPC and Speccy. Players can select the grid size of 4x4, 6x6, 8x8, 9x9, 10x10 and 12x12, although 9x9 is default. Players then choose the difficulty. The object is to fill in each empty spot with a number of 1 to 9. On the 10x10 and 12x12 grids, the letters A and A to C are also used. Each horizontal row, vertical column and sub-grid can contain a number only once.

Apple II Sudoku is a sudoku interpretation for Apple II systems. Follows typical sudoku rules. There is a 3 x 3 square consisting of smaller 3 x 3 squares. The players must put the numbers 1 - 9 into each small square, so that each number is used only once per square, as well as used only once in a vertical and horizontal line. Controlled via the keyboard, there are three levels of difficulty. Players have the option to allow incorrect or invalid values to be flagged.

To solve a Sudoku puzzle, place a number into each cell so that each row, each column, and each small 3x3 box within the larger puzzle will contain every number from 1 to 9. In other words, no number may appear more than once in every row, column, or 3x3 box. The game is initialized with predefined numbers and the objective is to complete the puzzle with the missing numbers that will lead to the correct solution. The game features three levels of difficulty: Novice, Adept, and Master.