Choose Your Input Method
There are two ways to input your Sudoku puzzle:
OCR Scanner
Take a photo of your puzzle using your device's camera. Works with puzzles from newspapers, magazines, or your screen.
- Use good lighting
- Keep the camera steady
- Align the grid properly
Manual Input
Use our digital grid to enter numbers manually. Perfect for when you want to be precise or don't have a photo.
- Use number keys 1-9
- Space or 0 for empty cells
- Arrow keys to navigate
Getting Solutions
Once your puzzle is input, you can:
Instant Solution
Get the complete solution immediately with all numbers filled in
Step-by-Step Guide
Watch the puzzle being solved one step at a time with explanations
Hints
Get targeted hints for specific cells when you're stuck
Best Practices
For OCR Scanning
- Ensure the puzzle takes up most of the frame
- Avoid shadows and glare
- Keep the grid lines visible
For Manual Input
- Double-check your numbers
- Use the validation feature
- Save your progress regularly
Ready to Learn More?
Now that you know the basics, learn about advanced Sudoku solving techniques.
Solving Techniques