๐ŸŽฎSudoku Generator

Generate unlimited free Sudoku puzzles with multiple difficulty levels. Play online with interactive features or print for offline solving. Perfect for beginners to experts with AI-powered hints and customizable options.

Grid Size
4ร—4
Beginner
9ร—9
Classic
Difficulty Level
Easy 45-50 clues
Medium 35-40 clues
Hard 25-30 clues
Expert 17-24 clues
Game Mode
Solve Online
Print Format
00:00
Difficulty: Easy
Grid Size: 9ร—9
Filled: 0/81
Errors: 0
0
Generated
0
Completed
--:--
Best Time
--:--
Average Time
0%
Success Rate

๐ŸŽฏ Try Sample Puzzles

๐ŸŽฒ Classic Sudoku
Traditional 9ร—9 puzzle for practice
๐ŸŒฑ Beginner Friendly
Easy 4ร—4 puzzle for newcomers
๐Ÿ”ฅ Expert Challenge
Hard puzzle for experienced players
๐Ÿ“… Daily Puzzle
Today's featured Sudoku challenge
โš–๏ธ Symmetric Pattern
Aesthetically balanced puzzle design
๐ŸŽฏ Minimal Clues
17-clue puzzle - ultimate challenge

Sudoku Puzzle

Difficulty: ${gameState.difficulty.charAt(0).toUpperCase() + gameState.difficulty.slice(1)}

Grid Size: ${size}ร—${size}

Generated by WIA Pin Code Sudoku Generator

`; for (let row = 0; row < size; row++) { for (let col = 0; col < size; col++) { const value = puzzle[row][col]; const cellClass = value !== 0 ? 'sudoku-cell given' : 'sudoku-cell'; html += `
${value === 0 ? '' : value}
`; } } html += `

Fill in the empty cells so that each row, column, and ${Math.sqrt(size)}ร—${Math.sqrt(size)} box contains all numbers from 1 to ${size}.