# 水魔方（咸阳版） vs 富根象棋助手

The clearest difference is in-app purchases: 水魔方（咸阳版） at none against 富根象棋助手's 6. 水魔方（咸阳版） also leads on iOS requirement (11.0 vs 16.0). 富根象棋助手's advantage is update cadence (every 4 days vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. 富根象棋助手 sells 6 in-app purchases, starting at $2.99 per month. 水魔方（咸阳版） asks for nothing beyond the download.

水魔方（咸阳版） ships an update every 2 weeks, 富根象棋助手 every 4 days. The most recent releases landed on September 29, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 水魔方（咸阳版） | 富根象棋助手 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ai/id6788339825/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 95 MB | 72 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chongqing senxinju Technology Co., Ltd](https://appshunter.io/developer/1447789028) | [芝 曾](https://appshunter.io/developer/1854607630) |

## What reviewers say

### 水魔方（咸阳版）

[App page](https://appshunter.io/ios/app/id1670815475)

**Features:** macOS Compatibility

**In-app purchases:** none


### 富根象棋助手

[App page](https://appshunter.io/ios/app/ai/id6788339825)

This app provides AI-powered analysis for chess games, generating detailed post-game review notes. It offers human-vs-computer play with adjustable difficulty, an opening book, and real-time analysis during live games. It also includes endgame and tactic training to improve calculation skills.

**Highlights:** AI post-game review notes, Human-vs-computer play (offline), Opening book and move playback, Real-time analysis during games, Endgame and tactic training, Adjustable AI difficulty levels

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 普通会员月卡 | $2.99 | per month |
| 云引擎会员月卡 | $4.99 | per month |
| 普通会员年卡 | $14.99 | per year |
| 云引擎会员年卡 | $29.99 | per year |
| 普通会员终身卡 | $22.99 | one-time |
| 云引擎会员终身卡 | $39.99 | one-time |


## Frequently asked questions

### Is 水魔方（咸阳版） free?

水魔方（咸阳版） is free to download, with no in-app purchases.

### Is 富根象棋助手 free?

富根象棋助手 is free to download, with in-app purchases available.

### Do 水魔方（咸阳版） or 富根象棋助手 have ads?

Neither 水魔方（咸阳版） nor 富根象棋助手 shows ads.

### Which is updated more often, 水魔方（咸阳版） or 富根象棋助手?

水魔方（咸阳版） ships an update every 2 weeks, and 富根象棋助手 every 4 days. Most recently, 水魔方（咸阳版） was updated on September 29, 2026 and 富根象棋助手 on October 7, 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.*