Play unlimited sudoku puzzles online. Four levels from Easy to Evil. Compatible with all browsers, tablets and phones including iPhone, iPad and Android.

Play free Sudoku online from Easy to Expert level on Sudoku.com. Select a difficulty level of a web sudoku puzzle to challenge yourself and enjoy the game!

This popular logic puzzle is a numbers game, minus the math.

This guide will teach you how to play Sudoku at 247 Sudoku - we’ll cover the basics as well as some killer strategies to help you win more consistently (and a lot faster!).

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Play Sudoku online for free with Easy, Medium, Hard and Very Hard levels. Track your time, use hints and notes, print puzzles with answers, and try our Daily Sudoku.

Solve sudoku puzzles online, 100% free. Play unlimited games and choose difficulty levels. To play, place numbers 1 through 9 in boxes, columns, and rows.

You can print Sudoku puzzles, share them, get help while trying to solve a puzzle, and get detailed statistics for the Sudoku puzzles you have solved. If you wish, you can even compete …

Just click & Play sudoku online for free on mobile, tablet or computer, with 5 difficulty levels: easy, medium, hard, expert and evil. Also print sudoku for free and discover sudoku variants to play …