Onedoku Sudoku - Daily Puzzle

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Content rating
Everyone
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Content rating
Everyone
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About this game

Onedoku is a classic sudoku puzzle game for the whole family.
Every puzzle is verified to have exactly one solution, so you can always solve it with pure logic — no guessing required.

■ Daily Challenge
A new puzzle unlocks every day. Collect your clears on the calendar and build your streak.

■ Daily & Weekly Missions
Complete missions like "clear without mistakes" or "clear within 5 minutes" and earn hint rewards.

■ Trophy Collection
30 achievements await — from your first clear to conquering Diamond difficulty.

■ 5 Difficulty Levels
Bronze, Silver, Gold, Platinum and Diamond — the right challenge for beginners and experts alike.

■ Handy Features
- Pencil notes and undo
- Hints when you're stuck
- Auto-save — continue anytime
- Dark mode and theme colors
- Sound effects and background music
- Leaderboard to compare records

■ Family Friendly
Onedoku follows the Google Play Families Policy. Only non-personalized, G-rated ads are shown, safe for all ages including children.

Download now and wake up your brain every day!
Updated on
Jul 28, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection
Committed to follow the Play Families Policy

What’s new

First release of Onedoku!
- Sudoku puzzles with guaranteed unique solutions (5 difficulty levels)
- Daily challenges, daily/weekly missions, 30 trophies
- Dark mode, sound/BGM, leaderboard