iSudoku for Windows

Used iSudoku for Windows?

Editors’ Review

Download.com staffFebruary 26, 2026

This Sudoku application functions as a puzzle generator, solver, and tutor. It offers advanced features to help users master Sudoku techniques and enjoy an enhanced gaming experience.

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Free

Pros
- Unique hint system teaches Sudoku techniques
- Unlimited puzzle generation across five difficulty levels
- Customizable difficulty management
- Extensive input methods supported
- Customizable shortcut keys
- Supports multiple puzzle text formats
- User-designed puzzle creation
- Customizable interface colors and themes
- Clipboard puzzle import/export
- Save puzzles as images
- Basic print functionality
- Comprehensive help file
- Multiple interface languages supported
Cons
- No mention of advanced solver algorithms
- No explicit mention of error checking features
- No advanced statistics or tracking of progress