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Frequently asked questions
Everything you need to know about playing MoonDoku and accounts.
MoonDoku is a modern, distraction-free Sudoku game designed for both beginners and experts. We focus on a clean interface, beautiful themes, and lo-fi chill vibes to help you relax while you play.
No, you can play as a guest! Creating a free account unlocks unlimited daily puzzles and lets you save your progress across devices, track your completion stats, and customize your profile.
If you get stuck, you can use a hint to reveal a cell. Hints are limited based on the difficulty level to keep things challenging, but they're there to help you learn and progress.
Yes — MoonDoku is completely free. Guests can play a free puzzle every day with no sign-up, and a free account unlocks unlimited puzzles across all difficulty levels.