Onedoku Sudoku - Daily Puzzle

Content rating
Everyone
100+
Downloads
Teacher Approved
Content rating
Everyone
Learn more
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

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!
Classic sudoku with daily challenges, missions and trophies. Train your brain!
Updated on
Sep 22, 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
  • This app may collect these data types
    Personal info, App activity and 2 others
  • Data is encrypted in transit
  • You can request that data be deleted
  • Committed to follow the Play Families Policy

What’s new

· Pick a tier right on the Daily Challenge card and start or continue in one tap
· Choose which tier to continue from the calendar, too
· The calendar now shows every tier you cleared that day — clear all five for a sparkling crown
· Fresh new tier badges and a redrawn Wondal
· Calendar progress updates as soon as you come back from a game