A modern Sudoku game for Desktop – built with Godot 4 & C#
SudokuSen offers an elegant, beginner-friendly Sudoku experience with multiple difficulty levels, intelligent hints that teach you solving techniques, and comprehensive statistics to track your progress.
- Classic Sudoku – 9x9 grid with four difficulty levels
- Kids Mode – 4x4 grid for beginners
- Daily Sudoku – A new puzzle every day with streak tracking
- Challenge Modes – No notes, Perfect Run, Hint Limit, Time Attack
- Step-by-step explanations
- Support for 10+ solving techniques
- Learning mode for beginners
- Manual notes
- Auto-candidates feature
- Smart note cleanup
- House Auto-Fill (row/column/block)
- Light/Dark theme
- Colorblind-friendly palette
- UI scaling
- Configurable sound effects & music
- Game history
- Statistics per difficulty
- Mistake heatmap
- Technique progression
| Action | Input |
|---|---|
| Select cell | Mouse click |
| Place number | 1-9 (keyboard or numpad) |
| Delete number | Del, Backspace, or Eraser button |
| Notes mode | N |
| Multi-select | Ctrl + Click / Shift + Click |
| Navigation | Arrow keys |
| Back | ESC |
The comprehensive documentation includes:
- Quick start guide
- All screens explained
- Hint system in detail
- Challenge modes
- Tips & tricks
- FAQ & Troubleshooting
- Download the latest release from the Releases page
- Extract the ZIP archive to any folder
- Run
SudokuSen.exe
No installation required – portable and ready to play!
Personal Use License – Free for personal, non-commercial use. No redistribution or deployment allowed. See LICENSE for details.
Have questions, suggestions, or feedback? Feel free to reach out!
- GitHub Issues: Create an issue
Enjoying SudokuSen? You can support the project:
SudokuSen – Happy puzzling! 🧩