# K.O. Sudoku Pro — Sudoku Game, Tutorials, Answer

> Extensive Sudoku puzzle variety with advanced features and learning tools. (iPhone/iPad app by 又瑞 韦.)

- Source: https://appshunter.io/ios/app/ko-sudoku-pro/id6479217148 (this page in markdown: same URL + `.md`)
- Developer: [又瑞 韦](https://appshunter.io/developer/1625836878)
- Category: Entertainment, Utilities
- Price: $9.99 with in-app purchases
- Age rating: 4+
- Requires: iOS 15.0 · 35 MB
- Languages: American English, French (France), German (Germany), Japanese, Korean, Chinese (Simplified, China), European Spanish
- Released: 2024-03-12
- Data updated: 2026-08-29
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/ko-sudoku-pro/id6479217148/reviews.md

## What is K.O. Sudoku Pro?

K.O. Sudoku Pro version.
1. Permanent ad-free;
2. Unlimited prompts;
3. Open full game store(for unlock types);
4. Cloud backup;
5. Early access to new features;
------------------------------
Various types sudoku puzzles, answers, step-by-step explanations, allow take photo to input.
It supports 3/4/5/6/7/8/9/10/12/15/16 grid sudoku, irregular sudoku, killer sudoku, kendoku, skyscrapers sudoku, thermo sudoku, arrow sudoku, clone sudoku, odd/even sudoku, palindrome sudoku, sandwich sudoku, little killer sudoku, inequality sudoku, fortress sudoku, tripod sudoku, between sudoku, German whispers sudoku, slanted-lines sudoku, odd-even capsules sudoku, kropki sudoku, outside sudoku, battenburg sudoku, consecutive sudoku, quad max sudoku, clock face sudoku, clock sudoku, quadruple sudoku, exclusion sudoku, star product sudoku, next to 9 sudoku, Rossini sudoku, x-sums sudoku, search 6 sudoku, search 9 sudoku, odd-even minesweeper sudoku, wheels sudoku, rhombus sudoku, odd-even lines sudoku, anti-diagonal sudoku, triangle sums sudoku, slanted # sudoku, eliminate sudoku, slow thermo sudoku, renban sudoku, diagonal inequality sudoku, parity lines sudoku, point to next sudoku, odd path sudoku, trench sudoku, diagonal consecutive sudoku, OEBS sudoku, descriptive pairs sudoku, numbered rooms sudoku, first odd/even sudoku, rougamo sudoku, sum max min sudoku, distance sudoku, even sandwich sudoku, next to 6 sudoku, bouncing x-sums sudoku, x-th sum sudoku, pointing evens sudoku, diagonal outside sudoku, big-small sudoku, VX sudoku, 56 sudoku, irregular dots sudoku, consecutive pairs sudoku, add/sub sudoku, self joint sudoku, necklace sudoku, blackout sudoku, one more num sudoku, snow sudoku, hexagonal sudoku, curve sudoku, tridoku, hoshi sudoku, 4x4 ring sudoku, half sudoku, honeycomb sudoku, 3D sudoku, cube sudoku, pentagram sudoku, penrose triangle sudoku, 3D windmill sudoku, overlapping sudoku, samurai sudoku, twodoku, triple doku, flower sudoku, windmill sudoku, gattai-3 sudoku, butterfly sudoku, cross sudoku, sohei sudoku, W sudoku, gattai-5 sudoku, gattai-13 sudoku, star sudoku, extra regions sudoku, diagonal sudoku, windoku, offset sudoku, percent sudoku, asterisk sudoku, girandola sudoku, center dot sudoku, pyramid sudoku, product sudoku, ratio sudoku, addition sudoku, subtract sudoku, round off sudoku, sum or difference sudoku, mathdoku, zero sudoku, prime sudoku, sum dot sudoku, inclusion sudoku, diagonal XV pairs sudoku, sum-product VX sudoku, greater sudoku, consec-ineq sudoku, BMS sudoku, sum frame sudoku, big-small sudoku, odd sudoku, even sudoku, balanced sudoku, non-consecutive sudoku, no touch sudoku, anti-knight sudoku, anti-bishop sudoku, no-four sudoku, connected irregular sudoku, scattered sudoku, shape sudoku, letter-map sudoku, etc.
There are also technique tutorials and a rich online sudoku store.
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K.O. mode: Provide the solution directly.
Help mode: Provide step-by-step explanations.
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Sudoku Rules: Fill in the 9x9 grid with numbers 1~9 such that each row, column, and 3x3 box contains each number exactly once.
Irregular Sudoku: Each row, column, and irregularly shaped box contains no repeating digits.
Killer Sudoku: Combines classic Sudoku rules with "killer cages" (dashed-line groups). Each cage shows a sum for its digits, which must also be unique within the cage.
Kendoku: Fill an n x n grid with digits 1-n (no repeats per row/column). Groups marked by thick lines show a target number and operation (+, -, ×, ÷) that their digits must satisfy. If no operator is given, any operation applies.
Skyscraper Sudoku: Perimeter clues showing visible building counts (taller numbers block smaller ones), while unmarked sides remain unrestricted.
3D Sudoku: Each 3x3 box, as well as the 9 cells along each colored line, contain unique, non-repeating digits.
Samurai Sudoku: Satisfying the classic Sudoku rules in each of the five independent regions.

## Key features

- Permanent ad-free experience
- Unlimited prompts and step-by-step explanations
- Cloud backup for progress
- Early access to new features
- Vast variety of Sudoku puzzle types
- Photo input for puzzles

## Pricing and in-app purchases

Base price: $9.99.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Quiz Pass 365 days | $19.99 | one-time |
| Quiz Pass 30 days | $1.99 | one-time |


## Recent user reviews (10 of 18)

All indexed reviews: https://appshunter.io/ios/app/ko-sudoku-pro/id6479217148/reviews.md

### 5/5 — 好评

*2026-07-02*

不错的APP，大人孩子都可以锻炼大脑，种类很多，使用方便，有需求提上去可以及时反馈！好评！

### 5/5 — 建议

*2026-06-18*

希望同一apple账号可以云端同步做题记录和数据

### 5/5 — 我爱上了

*2026-06-15*

他特别好用，会耐心指导

### 5/5 — 很好

*2026-06-06*

非常实用

### 4/5 — 整体挺好用呢

*2026-05-02*

看到更新都是一些杂七杂八的数独，希望基本的数独体验能变好。现在不联网几乎不能玩，希望能改善，云题库支持批量导入或者全部导入本地。

**Developer response:** 你好，本app的定位就是要支持各类变型数独（整体的bug修复也会随新类型上线时一起发布），如果只需要标准九宫格数独，可考虑我们的另一款app“纯数独”，内置大量题目，支持离线使用

### 5/5 — 无敌了

*2026-03-06*

全！太全了，关键是提的建议能及时得到反馈，并能更新，真的推荐

### 5/5 — 超超超级好！爱了！！！

*2025-12-22*

超级多的变型数独，技巧也解说很到位。秒杀模式太好了！几个AI都解不出的题目它直接给你解出来了！68块钱真的非常值！要不是满分只有5星，不然我真的要给100颗了！

希望开发商继续更新！

**Developer response:** 感谢你的认可与支持，这将是我们不断优化的动力。如果有改进建议或者想玩哪种新的变型数独，欢迎通过app内的联系方式反馈。

### 5/5 — 建议

*2025-12-14*

希望同一apple账号可以云端同步做题记录和数据

### 5/5 — 有没有电脑版

*2025-12-12*

有没有电脑版

**Developer response:** 你好，苹果电脑能兼容运行iOS app。win电脑可在安卓模拟器里安装安卓版app，或者运行VX小程序版

### 5/5 — 这是在国内最好的数独种类特多

*2025-11-15*

破解数独专家级已到10000多，极限也有2300多。无论是初学还是专家都可以从中受益。

## Frequently asked questions about K.O. Sudoku Pro

### What makes K.O. Sudoku Pro different from other Sudoku apps?

K.O. Sudoku Pro offers a permanent ad-free experience, unlimited prompts, and cloud backup. It also boasts an exceptionally wide array of Sudoku variants beyond the standard 9x9 grid, including irregular, killer, and thermo Sudoku.

### Does K.O. Sudoku Pro have ads?

No, K.O. Sudoku Pro is a permanent ad-free application. This is one of the key benefits of the Pro version, ensuring an uninterrupted puzzle-solving experience.

### How many Sudoku types are available in K.O. Sudoku Pro?

K.O. Sudoku Pro features an extensive library of Sudoku types, including over 100 variations such as irregular, killer, thermo, arrow, clone, and many more, catering to diverse puzzle preferences.

### Can I get help if I'm stuck on a Sudoku puzzle?

Yes, K.O. Sudoku Pro provides unlimited prompts and detailed step-by-step explanations for puzzles in its 'Help mode'. This feature is designed to assist players in understanding puzzle logic and solving techniques.

### Is K.O. Sudoku Pro available on multiple devices?

K.O. Sudoku Pro is available on iPhone and iPad devices. Its cloud backup feature allows for seamless progress synchronization across supported Apple devices.

### What is the price of K.O. Sudoku Pro?

K.O. Sudoku Pro is available for a one-time purchase of $9.99. This price unlocks all the premium features, including the ad-free experience and full game store access.

### How often is K.O. Sudoku Pro updated?

The latest version of K.O. Sudoku Pro is 4.9.96, with the last update on June 21, 2026. Users can expect early access to new features as part of the Pro offering.

### What age rating does K.O. Sudoku Pro have?

K.O. Sudoku Pro has an age rating of 4+. This indicates it is suitable for a wide audience, including children, due to its non-violent and educational puzzle content.

## Version history (last 5 releases)

### 4.10.11 — 2026-08-24

Optimize for puzzles

### 4.10.10 — 2026-08-20

Add mathdoku

### 4.10.9 — 2026-08-11

Add self joint sudoku

### 4.10.8 — 2026-08-09

Add greater sudoku

### 4.10.7 — 2026-07-19

Add pointing evens sudoku, diagonal outside sudoku, big-small sudoku

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## More apps by 又瑞 韦

- [K.O. Sudoku - Sudoku Solver](https://appshunter.io/ios/app/ko-sudoku-sudoku-solver/id1625864447)
- [K.O. Nonogram](https://appshunter.io/ios/app/ko-nonogram/id1626831214)
- [K.O. Flip - Light up](https://appshunter.io/ios/app/ko-flip-light-up/id1627027420)
- [K.O. Slitherlink](https://appshunter.io/ios/app/ko-slitherlink/id1629925581)
- [K.O. Nonogram Pro](https://appshunter.io/ios/app/ko-nonogram-pro/id6737248261)

All apps by 又瑞 韦: https://appshunter.io/developer/1625836878

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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 2026-08-29.*