Puzzle & Programming

Sudoku automatic solver - Image upload format - free size

This site automatically solves Sudoku by image.

Method of operation

1) Select an image file from selection button.

2) Set the standard width and heigh.

Set the standard width and heigh.

Standard width
Standard height
※Standard width and height is the width and height of a small square.

3) Click on the upload button.


4) Please display the answer page.

The link to the answer page is displayed here.

Important points

The description about image is here
It takes about 30~ seconds.
Timeout in 1000 seconds.

Image examples

Image examples

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