Free
About
Slow down. Find your flow.
Mellow Sudoku is a quiet space for a classic number puzzle. Warm paper, soft green, and a clear board help you settle into one number at a time.
• Fresh offline puzzles with one verified solution.
• Three difficulty levels: Easy, Medium, and Hard.
• Pencil notes to explore possibilities.
• Undo, erase, and optional mistake highlighting.
• Reveal-cell hints when you want a little help.
• Pause whenever you need a break.
• Automatically saved progress, notes, and play time.
• Native iPhone and iPad design.
• English, Spanish, Portuguese, Italian, French, and German.
No account. No ads. No tracking. No lives to lose.
A small ritual. A fresh perspective.
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What's New in Mellow Sudoku
1.0
September 16, 2026





