Sudoku XP Cost: $14.95 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions Sudoku XP: Sudoku is a simple, addictive game of logic that has taken the world by storm! Use reasoning and patience to solve the number grid, without the need for math skills or guesswork. The rules are simple: Fill in the grid so that every row, column and 3x3 box contains each of the digits 1-9 only once. Sound simple enough?