# Ouk 3D vs Ouk Chaktrang Chess

The clearest difference is in-app purchases: Ouk Chaktrang Chess at none against Ouk 3D's 8. Ouk Chaktrang Chess also leads on update cadence (every 3 days vs every 2 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Ouk 3D sells 8 one-off in-app purchases. Ouk Chaktrang Chess asks for nothing beyond the download.

Ouk 3D ships an update every 2 months, Ouk Chaktrang Chess every 3 days. The most recent releases landed on September 19, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Ouk 3D | Ouk Chaktrang Chess |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 203 MB | 136 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Socheat Rath](https://appshunter.io/developer/1732520380) | [Hoai Nguyen](https://appshunter.io/developer/1747629205) |

## What reviewers say

### Ouk 3D

[App page](https://appshunter.io/ios/app/ouk-3d/id6478314234)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coins 4,000 | $0.99 | one-time |
| Gems 10 | $0.99 | one-time |
| Gems 25 | $1.99 | one-time |
| Coins 8,500 | $1.99 | one-time |
| Gems 60 | $4.99 | one-time |
| Coins 21,000 | $4.99 | one-time |
| Coins 50,000 | $9.99 | one-time |
| Gems 130 | $9.99 | one-time |


### Ouk Chaktrang Chess

[App page](https://appshunter.io/ios/app/ouk-chaktrang-chess/id6608976254)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ouk 3D free?

Ouk 3D is free to download, with in-app purchases available.

### Is Ouk Chaktrang Chess free?

Ouk Chaktrang Chess is free to download, with no in-app purchases.

### Do Ouk 3D or Ouk Chaktrang Chess have ads?

Both Ouk 3D and Ouk Chaktrang Chess show ads.

### Which is updated more often, Ouk 3D or Ouk Chaktrang Chess?

Ouk 3D ships an update every 2 months, and Ouk Chaktrang Chess every 3 days. Most recently, Ouk 3D was updated on September 19, 2026 and Ouk Chaktrang Chess on September 8, 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.*