Kadoku: playing card sudoku GAME
❖ Completely free.✔
❖ No advertising.
❖ No In-app purchases.
❖ No internet connection required.
❖ Difficulty levels for beginners to experts.
❖ Optional timing, music, and sound effects.
Includes optional Sudoku puzzle solving tools, such as:
• Similar number highlighting.
• Move undo and reset functions.
• Candidate marking.
• Card error checking.