Onedoku Sudoku

One puzzle a day

Free · Ad-supported · No sign-up

• 📅Daily challengeA fresh puzzle every day, at five tiers, tracked on your calendar.
• 🖼️Zodiac collectionClear every day of a month to unlock that month's puzzle piece. Collect all 12 to complete the year's artwork.
• 🏆Trophies and creditsEarn trophies for streaks, precision, and speed. Spend ad-earned credits on hints and second chances.
• 🌍LeaderboardA monthly leaderboard you join anonymously — no sign-up.