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Ultimate Sudoku

Enjoy this classic Sudoku game with 3 different difficulty level: easy, medium and hard! Fill in the blank squares with number from 1 to 9. Each row, column or 3x3 block, must contain the number 1 through 9 exactly once. Play Ultimate Sudoku online on your mobile phone, tablet or computer.

How To Play

On computers: Use the keyboard or number buttons to fill in the the blanks. On mobile devices and tablets: Use the number buttons to fill the blank squares.

Thre are three different game modes:

Cell First Mode: Click the first cell you want to fill in, the select the number you want to enter.

Number First Mode: Select the number you want to enter first, the click the cell you want to fill in.

Memo Mode: This mode allows you to write down a memo ina blank square.

Rating: 3.7 / 5

This free online game was built with HTML5. It runs on Chrome, Firefox, Opera, Safari or Internet Explorer 9 or higher. Play Ultimate Sudoku unblocked on any device. Ultimate Sudoku online is optimized for use on PC, Android and iOS devices, including tablets and mobile phones. This game runs directly in your browser - no downloads, no registration, no flash and no plugins are needed to play.

• PUZZLE GAMES
• SUDOKU PUZZLE GAMES

• ONLINE GAMES
• PUZZLE GAMES
• SUDOKU PUZZLE GAMES

Ultimate Sudoku

Enjoy this classic Sudoku game with 3 different difficulty level: easy, medium and hard! Fill in the blank squares with number from 1 to 9. Each row, column or 3x3 block, must contain the number 1 through 9 exactly once. Play Ultimate Sudoku online on your mobile phone, tablet or computer.

How To Play

On computers: Use the keyboard or number buttons to fill in the the blanks. On mobile devices and tablets: Use the number buttons to fill the blank squares.

Thre are three different game modes:

Cell First Mode: Click the first cell you want to fill in, the select the number you want to enter.

Number First Mode: Select the number you want to enter first, the click the cell you want to fill in.

Memo Mode: This mode allows you to write down a memo ina blank square.

Rating: 3.7 / 5

This free online game was built with HTML5. It runs on Chrome, Firefox, Opera, Safari or Internet Explorer 9 or higher. Play Ultimate Sudoku unblocked on any device. Ultimate Sudoku online is optimized for use on PC, Android and iOS devices, including tablets and mobile phones. This game runs directly in your browser - no downloads, no registration, no flash and no plugins are needed to play.