The clean, distraction-free Sudoku you've been waiting for.
**Five difficulty levels** — Easy, Medium, Hard, Expert, and Master — each tuned to give you the right amount of challenge. Easy puzzles solvable in minutes; Master puzzles that will genuinely make you think.
**Daily Challenge** — A new Medium puzzle every day. Solve it, earn your badge, and come back tomorrow.
**All the tools you need:**
• Pencil marks — jot candidate numbers in any cell
• Auto-check — highlights mistakes as you place them (optional)
• Undo & Redo — backtrack without starting over
• Hints — reveal a single cell when you're stuck
• Timer & mistake counter — track your performance
**Beautiful and distraction-free:**
• Highlights the selected cell, row, column, and box
• Dims completed digits so you focus on what's left
• Respects your system dark/light mode preference
• Haptic feedback for every interaction
**Track your progress:**
• Per-difficulty statistics: games played, best times, averages
• Star rating (1–3) based on time and accuracy
• Daily and overall streaks
**No account required. No subscription. No tracking.**
All gameplay happens on-device. Your data stays on your phone.
## Keywords (100 chars max)
sudoku,puzzle,daily,logic,number,brain,grid,zen,classic,training,game,mental,challenge,offline
## Support URL
https://github.com/ramjammigumpula/sudoku-ios/issues