Easy

Great for beginners

Medium

A steady challenge

Hard

For seasoned players

Very Hard

Test your limits

Time
00:00
Mistakes
0/3
Level
Easy
⏸

Game Paused

Settings

🔊 SoundAudio feedback on actions
📳 VibrationHaptic feedback on mobile
🌙 ThemeDark or Light mode
✏ Auto-NotesAuto-fill candidate numbers
❌ Highlight ErrorsShow wrong numbers in red
🧩

Welcome to Sudoku!

Fill the grid so every row, column, and box contains all numbers. Here's how to play:

👆Tap a cell to select it, then tap a number
✏Toggle Notes to pencil in candidates
💡Use hints when you're stuck (3 per game)
⏸Pause anytime — your progress is auto-saved
⌨On desktop: use arrow keys & number keys