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Classic Sudoku

Classic Sudoku

1K plays 4.2 out of 5

Overview

Looking for a way to train your brain? Sudoku is the world’s most popular logic puzzle. It’s more than just numbers in a grid — it’s a true mental workout that helps you relax and improve concentration.

Videos and screenshots

  • Classic Sudoku screenshot 1
  • Classic Sudoku screenshot 2
  • Classic Sudoku screenshot 3
  • Classic Sudoku screenshot 4
Play Now

12,266 players online

How to play

  1. Open the game

    Press Play now and the game opens on its own screen.

  2. Follow the in-game instructions

    The controls and goals are shown inside the game as you play.

  3. Use the game menu

    The floating button over the game reloads it, saves it to your favourites, or takes you back out.

Game instructions

Game Objective The goal of the game is to fill the 9×9 grid with numbers so that: Each row contains no repeating digits. Each column contains no repeating digits. Each 3×3 subgrid contains no repeating digits. Controls For PC: Enter numbers using the keyboard and move around the grid with the arrow keys. For Smartphones: Responsive touch controls with large, easy-to-use buttons. Gameplay Features To clear a cell, select it and press the “ERASE” button. Press “UNDO” to revert your last move. If you get stuck, press the “HINT” button. After watching a short ad, the game will place the correct number in one of the empty cells (either random or the one you selected). Victory Conditions The game is won when the entire grid is filled correctly, with no mistakes and no empty cells. You will earn points based on the selected difficulty and the time taken. Your total score will be saved and submitted to the leaderboard.

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