# Sudoku Puzzle Diary — Numbers Puzzle Train Brain

> Classic number puzzle game for brain training with multiple difficulty levels. (iPhone/iPad app by 术 徐.)

- Source: https://appshunter.io/ios/app/sudoku-puzzle-diary/id6452394804 (this page in markdown: same URL + `.md`)
- Developer: [术 徐](https://appshunter.io/developer/1335536210)
- Category: Games, Education, Casual, Puzzle
- Price: Free
- Age rating: +4
- Requires: iOS 12.0 · 10 MB
- Languages: Chinese (Simplified, China), Chinese (Traditional, Taiwan), American English
- Released: 2023-07-25
- Data updated: 2026-08-20
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/sudoku-puzzle-diary/id6452394804/reviews.md

## What is Sudoku Puzzle Diary?

Sudoku is one of the most popular puzzle games!
Sudoku is also an excellent for your mind. Play Sudoku daily, train your brain to become sharper!
The goal of Sudoku is to fill a 9×9 grid with numbers so that each row, column and 3×3 section contain all of the digits between 1 and 9.

Features:
-3 Levels of Difficulty: Easy Medium Hard
-Undo and Notes Functions
-Sleek and Simple Design, Endless levels
Play Sudoku Puzzle Diary Now!

## Key features

- Multiple difficulty levels (Easy, Medium, Hard)
- Undo function
- Notes feature
- Sleek and simple design
- Endless levels

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/sudoku-puzzle-diary/id6452394804/reviews.md

### 5/5 — 推荐推荐

*2023-07-26*

训练大脑的数独，小孩都可以玩的游戏

## Frequently asked questions about Sudoku Puzzle Diary

### What is Sudoku Puzzle Diary?

Sudoku Puzzle Diary is a free numbers puzzle game designed to train your brain. It offers endless levels across easy, medium, and hard difficulties, with features like undo and notes.

### How do you play Sudoku Puzzle Diary?

The goal is to fill a 9x9 grid with numbers 1-9 so that each row, column, and 3x3 section contains all digits without repetition. Sudoku Puzzle Diary provides tools to help you solve these puzzles.

### Does Sudoku Puzzle Diary have ads?

No, Sudoku Puzzle Diary is ad-free, allowing for an uninterrupted puzzle-solving experience.

### What devices is Sudoku Puzzle Diary available on?

Sudoku Puzzle Diary is available on iPhone, iPad, and iPod touch.

### What is the age rating for Sudoku Puzzle Diary?

Sudoku Puzzle Diary has an age rating of 4+, making it suitable for a wide range of players.

### How often is Sudoku Puzzle Diary updated?

The latest version, 2.1, was released on September 6, 2023, indicating active development and updates.

### Can I play Sudoku Puzzle Diary offline?

The description does not specify offline play, but typical Sudoku games function without an internet connection.

### Are there different game modes in Sudoku Puzzle Diary?

Sudoku Puzzle Diary offers different difficulty levels (Easy, Medium, Hard) and endless levels, providing variety in gameplay.

## Version history (last 3 releases)

### 2.1 — 2023-09-06

Update and Optimize keywords.

### 2.0 — 2023-07-29

Resolve the bug where a window appears when double clicking.

### 1.0 — 2023-07-26

No release notes.

## Apps similar to Sudoku Puzzle Diary

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Sudoku : Number Games](https://appshunter.io/ios/app/sudoku-number-games/id6446280729) | — | Free | Games |
| [Sudoku Daily - Brain Puzzle](https://appshunter.io/ios/app/sudoku-daily-brain-puzzle/id6475877591) | 5.0 (2) | Free | Games |
| [Sudoku Night Cafe](https://appshunter.io/ios/app/sudoku-night-cafe/id1432598633) | 5.0 (3) | Free | Games |
| [Samurai Sudoku](https://appshunter.io/ios/app/samurai-sudoku/id594421598) | 4.6 (374) | Free | Games |
| [Sudoku - Number puzzle games](https://appshunter.io/ios/app/sudoku-number-puzzle-games/id1035505740) | 4.8 (532) | Free | Games |
| [Sudoku·](https://appshunter.io/ios/app/sudoku/id839681682) | 4.7 (17,290) | Free | Games |

## More apps by 术 徐

- [Pool Master Pro](https://appshunter.io/ios/app/pool-master-pro/id1335536211)
- [Soccer Runner Pro](https://appshunter.io/ios/app/soccer-runner-pro/id1336422372)
- [Table Tennis Master 3D](https://appshunter.io/ios/app/table-tennis-master-3d/id1340202374)
- [Bottle Shoot](https://appshunter.io/ios/app/bottle-shoot/id1340891356)
- [Warrior Legend 2](https://appshunter.io/ios/app/warrior-legend-2/id1343664980)
- [Mahjong Match 3D](https://appshunter.io/ios/app/mahjong-match-3d/id6451079002)

All apps by 术 徐: https://appshunter.io/developer/1335536210

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-20.*