Sudoku is a relaxing yet challenging number puzzle game made for Jio feature phones. Fill the 9×9 grid with numbers 1 to 9 without repeating any in a row, column, or 3×3 box. Choose from different difficulty levels and test your logic skills. prime sudoku is a puzzle game and logic game and mind challenge that you can play for free on DooDoo.Love. This web-based game and instant play and cross-platform game offers hard to master and relaxing game and addictive gameplay. Play now and see why prime sudoku is one of the most popular games on DooDoo.Love!