Kuboku is described as '3D sudoku game with a 8-position cube. You have to find all missing numbers in the cube. There are 1,000 levels of increasing difficulty (Easy, Normal, and Hard) in which more and more numbers are missing' and is an game in the games category. There are more than 25 games similar to Kuboku for a variety of platforms, including Android, Windows, Android Tablet, iPad and Mac apps. The best Kuboku alternative is Gauguin, which is both free and Open Source. Other Kuboku like games are Open Sudoku, KSudoku, USB Sudoku and Sudoku.best.