Sudoku is a logic-based, combinatorial number-placement puzzle game. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 sub-grids that compose the grid contains all of the digits from 1 to 9.



USB Sudoku is described as 'A very small program for playing the original game of Sudoku. Created specifically for use from a USB stick drive. Completely portable. Completely green' and is a Puzzle Game in the games category. There are more than 25 games similar to USB Sudoku for a variety of platforms, including Android, Android Tablet, iPad, Windows and Web-based apps. The best USB Sudoku alternative is LibreSudoku, which is both free and Open Source. Other USB Sudoku like games are Sudoku & Variants, Sudoku Challenge, Gauguin and Open Sudoku.
Sudoku is a logic-based, combinatorial number-placement puzzle game. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 sub-grids that compose the grid contains all of the digits from 1 to 9.



Competitive Sudoku online, solve Sudoku puzzles quickly and get to the top of the leaderboard.


The smartest Sudoku app with IQ tracking, Chaos Mode, and Daily Challenges. Track your cognitive improvement with every puzzle, compete on global leaderboards, and experience unique gameplay.




A challenging logic puzzle game inspired by modern password requirements with 100+ levels and 14 languages.




A free online Sudoku platform with multiple variants, step-by-step learning tools, and puzzles for all ages and skill levels.




Why randoku?
Because randoku is offering you the perfect combination between extremly challenging games for anti-boredom, random generated boards for a new experience with every game and unique solution for training your brain.




The Sudoku puzzle game is so simplified with easy instructions transparent enough to understand that even the first timers get the zest of the game right away. The visuals are so neat and clean that it will keep you engaged for hours.




Play once a day or many times, choosing from three levels, easy, medium or hard.
The application is optimised for standard phones, HD and tablets.
A simple, fun, free and easy to use Classic Sudoku Puzzle Game app.




"Sudoku Best Puzzle Game FREE" is a top logic-based number placing game. Sudoku doesn’t require any calculation or mathematical skills. All you need is brain and little concentration. Sudoku is an excellent brain boosting game and brainteaser game.




Free Sudoku Puzzles, Sudoku Solver, Printable Sudoku, Sudoku for Kids and more. One of the most popular puzzle games of all time, available online.



