# Zen Sudoku - classic soduku — 2000+ Editor's choice puzzles

> Classic Sudoku puzzle game with 2000+ challenges and helpful game aids. (iPhone/iPad app by 吴 啸樾.)

- Source: https://appshunter.io/ios/app/zen-sudoku-classic-soduku/id1447038863 (this page in markdown: same URL + `.md`)
- Developer: [吴 啸樾](https://appshunter.io/developer/541440634)
- Category: Education, Reference
- Price: Free with in-app purchases
- Rating: 4.60/5 from 94 App Store ratings · 4 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 56 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2019-01-05
- Data updated: 2026-07-24
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/zen-sudoku-classic-soduku/id1447038863/reviews.md

## What is Zen Sudoku?

Sudoku is one of the most popular puzzle games of all time. 
We have 750 editor's choice puzzles puzzles for each difficulty, this number will increase with the version.

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. 
Our Sudoku has some features that make the game easier for you: hints, auto-check mistakes and duplicates highlight. 

The relay challenge is editor's choice puzzles that give your mind a real workout

As a logic puzzle, Sudoku is also an excellent brain game.

If you play Sudoku daily, you will soon start to see improvements in your concentration and overall brain power.

Enjoy the peace of mind when play sudoku game!

if you have any question, please contact me
twitter: wuxiaoqqqq

## Key features

- 2000+ editor's choice puzzles
- Multiple difficulty levels
- Hints and auto-check
- Mistake and duplicate highlighting
- Daily brain workout
- Concentration improvement

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |
| Unlocked Insane | $7.99 | one-time |


## Recent user reviews (4 of 4)

All indexed reviews: https://appshunter.io/ios/app/zen-sudoku-classic-soduku/id1447038863/reviews.md

### 5/5 — fun and clean

*2026-01-03, version 1.6.4*

My favorite Sudoku app

### 4/5 — Improvements Needed

*2025-07-22, version 1.6.4*

Overall I like how clean this app is. However the restart button is in an awkward spot where it’s super easy for me to hit it by accident.

### 2/5 — Many Improvements needed

*2022-05-16, version 1.5.2*

Most importantly 1. Eliminate numbers from the bottom as you finish them in the puzzle. 2. Upon selecting numbers in puzzle they Highlight, so should the same noted numbers.

### 5/5 — 一个小建议

*2021-04-14, version 1.5.2*

手机上数字显示有点挤 而四周空白部分也比较多 能不能整体放大一些

## Frequently asked questions about Zen Sudoku

### What is Zen Sudoku?

Zen Sudoku is a classic Sudoku puzzle game designed to be a brain exercise. It features over 2000 puzzles with varying difficulty levels and includes aids like hints and mistake highlighting.

### How many puzzles are in Zen Sudoku?

Zen Sudoku offers over 2000 editor's choice puzzles. The number of puzzles is expected to increase with future updates.

### What are the benefits of playing Zen Sudoku daily?

Playing Zen Sudoku daily can help improve your concentration and overall brain power. It's designed as a logic puzzle to provide a mental workout.

### Does Zen Sudoku have ads?

Yes, Zen Sudoku contains advertisements. This allows the app to be offered for free to users.

### What devices does Zen Sudoku support?

Zen Sudoku is available on iPhone, iPad, and iPod. It is designed for iOS devices.

### What is the age rating for Zen Sudoku?

Zen Sudoku has an age rating of 4+. This indicates it is suitable for young children and older audiences.

### When was Zen Sudoku last updated?

The latest version of Zen Sudoku was last updated on May 15, 2025. Updates typically bring new puzzles and improvements.

### Can I make in-app purchases in Zen Sudoku?

Yes, Zen Sudoku offers in-app purchases. This allows users to enhance their experience or access additional content.

## Version history (last 5 releases)

### 1.6.4 — 2025-05-15

bug fix

### 1.6.3 — 2024-11-17

bug fix

### 1.6.2 — 2024-01-12

bug fix

### 1.6.1 — 2024-01-11

bug fix

### 1.5.2 — 2021-03-05

Bug Fix.
Optimize game experience.

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## More apps by 吴 啸樾

- [CP 输入法](https://appshunter.io/ios/app/cp/id1465900672)

All apps by 吴 啸樾: https://appshunter.io/developer/541440634

## Related topics

[the zoku](https://appshunter.io/ios/topics/the-zoku)

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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 2026-07-24.*