Sudoku Hint

A practical hint app

Get unstuck without giving away the whole Sudoku.

Sudoku Hint uses AI to read a paper Sudoku, distinguish printed numbers from handwritten entries, identify possible errors and provide one useful hint at a time.

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Sudoku Hint analysing a photographed handwritten paper Sudoku and identifying an incorrect number
Works with handwritten paper Sudokus

Designed for real paper Sudokus

Simple, focused and advertisement-free.

1

Take a photo

Frame the entire Sudoku square, including handwritten entries.

2

Find errors or hints

Use the app to identify likely mistakes or receive the next helpful move.

3

Stay in control

The app gives one hint at a time rather than solving everything for you.

AI notice: Image analysis can occasionally misread a number. Always compare the result with the original Sudoku.