# Chess King vs Cube4Sol

The clearest difference is update cadence: Cube4Sol at every 4 days against Chess King's every 3 weeks. Chess King's advantage is device support (4 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Chess King sells 10 in-app purchases, starting at $5.99 per month and Cube4Sol sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Chess King ships an update every 3 weeks, Cube4Sol every 4 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Chess King | Cube4Sol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (2.5K ratings)](https://appshunter.io/ios/app/chess-king-learn-to-play/id1305823239/reviews)** | — |
| Number of ratings | **2.5K** | — |
| Positive reviews | 78.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 109 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chess King](https://appshunter.io/developer/1096660597) | [Wonhong Kwon](https://appshunter.io/developer/6779501387) |

## What reviewers say

### Chess King

[App page](https://appshunter.io/ios/app/chess-king-learn-to-play/id1305823239)

Master the game of chess with this comprehensive learning app. It offers interactive lessons, puzzles, and analysis for all skill levels, from beginner to advanced. Improve your tactics and strategy with a personal chess trainer, available online and offline.

**Highlights:** 100+ learning courses, Interactive theoretical lessons, High-quality, double-checked puzzles, Personal chess trainer, Computer analysis, Offline support, Chess tasks for kids

**Features:** Family Sharing, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CT-ART: The Best Tactics | $5.99 | per month |
| Chess King University | $11.99 | per month |
| Chess King Courses | $11.99 | per month |
| Chess King Maximum Pack | $17.99 | per month |
| Chess King Courses | $89.99 | per year |
| Chess King Maximum Pack | $119.99 | per year |
| Chess: From Beginner to Club | $12.99 | one-time |
| Chess Tactics for Beginners | $12.99 | one-time |
| Chess Opening Blunders | $12.99 | one-time |
| CT-ART 4.0 (Chess Tactics) | $17.99 | one-time |

**What reviewers like**

- ⭐ Best game in the world
- 👍 Helpful for practice
- 💡 Excellent tutorial and training content
- 🎨 Well-chosen puzzles
- 🧠 Improves pattern recognition and tactics

**What reviewers complain about**

- 💰 Expensive
- 🐛 Crashes on iPhone and iPad
- 🐛 Buggy after recent update
- 🤔 Confusing interface and lack of instructions
- 🤔 Difficult for beginners

**Reported bugs**

- Crashes on M1 Macs
- Doesnot work with iOS 13 dark mode
- Doesnot show board and pieces in exercises
- Cannot restore purchases
- Doesnot sync progress across devices

**Requested features**

- Add dark mode option
- Improve user interface and design
- Add more opening courses
- Provide better explanations for moves
- Allow resetting progress


### Cube4Sol

[App page](https://appshunter.io/ios/app/cube4sol/id6792941337)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Chess King free?

Chess King is free to download, with in-app purchases available.

### Is Cube4Sol free?

Cube4Sol is free to download, with in-app purchases available.

### Do Chess King or Cube4Sol have ads?

Both Chess King and Cube4Sol show ads.

### Which is updated more often, Chess King or Cube4Sol?

Chess King ships an update every 3 weeks, and Cube4Sol every 4 days. Most recently, Chess King was updated on November 6, 2026 and Cube4Sol on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*