# Decoder vs Chinese Chess Xiangqi!

The clearest difference is ads: Decoder at none against Chinese Chess Xiangqi!'s shown. Decoder also leads on update cadence (every 7 months vs every 32 months) and iOS requirement (7.0 vs 12.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Decoder ships an update every 7 months, Chinese Chess Xiangqi! every 32 months. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Decoder | Chinese Chess Xiangqi! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.2 (5 ratings)](https://appshunter.io/ios/app/decoder/id294816947/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 7 months** | Every 32 months |
| Monetization | Free | — |
| Size | 1 MB | 42 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Edwin Hou](https://appshunter.io/developer/292240393) | [Thanh Nguyen](https://appshunter.io/developer/1148603806) |

## What reviewers say

### Decoder

[App page](https://appshunter.io/ios/app/decoder/id294816947)

This app assists players in solving the Mastermind logic game. It helps narrow down possible solutions by analyzing your guesses and their scores. Continue inputting your game progress until only one solution remains.

**Highlights:** Mastermind game solver, Input guesses and scores, Reduces possible solutions, Guides to single solution

**Features:** macOS Compatibility

**In-app purchases:** none


### Chinese Chess Xiangqi!

[App page](https://appshunter.io/ios/app/chinese-chess-xiangqi/id1605090646)

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

**In-app purchases:** none


## Frequently asked questions

### Is Decoder free?

Decoder is free to download, with no in-app purchases.

### Is Chinese Chess Xiangqi! free?

Chinese Chess Xiangqi! is free to download, with no in-app purchases.

### Do Decoder or Chinese Chess Xiangqi! have ads?

Chinese Chess Xiangqi! shows ads; Decoder does not.

### Which is updated more often, Decoder or Chinese Chess Xiangqi!?

Decoder ships an update every 7 months, and Chinese Chess Xiangqi! every 32 months. Most recently, Decoder was updated on October 3, 2026 and Chinese Chess Xiangqi! on October 6, 2026.

---

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