# Sudoku — Daily Number Puzzles

> A fresh puzzle every day. 5 difficulty levels, fully offline, clean & fast.

Canonical page: [https://chrome-stats.com/d/io.github.henjoon.sudoku](https://chrome-stats.com/d/io.github.henjoon.sudoku)

## Overview

- **ID:** `io.github.henjoon.sudoku`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Arctic Games Corp
- **Category:** GAME\_PUZZLE
- **Version:** 1.4
- **Last updated:** 2026-09-07
- **First published:** 2026-08-25
- **Publisher country:** KR
- **Size:** 22 MB
- **Data as of:** 2026-09-09
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=io.github.henjoon.sudoku)
- **Website:** [https://arcticgame.github.io/](https://arcticgame.github.io/)
- **Privacy policy:** [https://arcticgame.github.io/privacy-policy/](https://arcticgame.github.io/privacy-policy/)

## Description

Meet a clean, fast, classic Sudoku. No sign-up, no internet required — open the app and start solving.<br><br>■ A new Daily Puzzle every day<br>The Daily Puzzle adapts to your skill: clear it day after day and it gradually gets harder; if it gets tough, it eases off again. Complete it every day and build your daily streak.<br><br>■ Every puzzle has exactly one solution<br>Each puzzle is verified the moment it is generated: always solvable by logic alone, with a single unique solution. No guessing — just pure deduction.<br><br>■ 5 difficulty levels<br>From Easy to Master, there is a fitting challenge whether you are brand new to Sudoku or a seasoned solver. Difficulty is rated by the human solving techniques required (singles, pairs, X-wing and more).<br><br>■ Tools that make solving comfortable<br>• Notes mode — jot down candidates; placing a digit automatically cleans up related notes<br>• Undo / Redo — experiment freely<br>• Automatic highlighting of the selected row, column, box and matching digits<br>• Hints when you are stuck<br>• Optional wrong-digit highlighting<br>• Timer and mistake counter<br><br>■ Play anywhere<br>Works fully offline — on a plane, on the subway, anywhere. Your progress is saved automatically, so you can always pick up right where you left off.<br><br>■ Track your progress<br>Per-difficulty statistics (games played, completed, best times), win streaks and daily streaks. Beating your own record never gets old.<br><br>New to Sudoku? A gentle 3-step tutorial in your first Easy game walks you through the rules.<br><br>Download now and start with today&#39;s Daily Puzzle!<br><br>This app contains ads.

## Rankings

- #3,180,330 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `io.github.henjoon.sudoku.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/io.github.henjoon.sudoku)