Hitori is described as 'The popular logic puzzle game "Hitori" will be interesting for the players of any age. The aim of the game is to paint out some cells in such way that there are no duplicate numbers in any row or column. Painted cells cannot share an edge' and is an game in the games category. There are more than 25 games similar to Hitori for a variety of platforms, including Android, Android Tablet, iPad, Windows and iPhone apps. The best Hitori alternative is LibreSudoku, which is both free and Open Source. Other Hitori like games are Sudoku & Variants, Sudoku Challenge, Gauguin and Open Sudoku.