Microsoft Sudoku

Play Microsoft Sudoku, the best online Sudoku game that is completely free! Boost your logic skills with this brain-teasing puzzle game from the Microsoft game collection. With two game modes to choose from, including classic Sudoku puzzles and irregular levels, there's something for everyone. The classic Sudoku puzzles feature 9x9 grids with standard 3x3 homes. You'll have 3 hints per level, and you can use notes to help you solve the puzzles. Plus, there's an option to highlight incorrect numbers to prevent duplicates as you play. The irregular levels add an extra challenge, with random borders that are not square. Challenge yourself in 4 difficulty modes and test your ability to find unique numbers in every row, column, and house. If you're a free board game addict, you won't be able to resist this addictive puzzler. Get ready to play Microsoft Sudoku online for free and have a great time!