# 大六壬(工具) vs 周易六爻

The clearest difference is in-app purchases: 周易六爻 at none against 大六壬(工具)'s 1. 周易六爻 also leads on ads (none vs shown). 大六壬(工具)'s advantage is update cadence (monthly vs every 14 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 大六壬(工具) sells 1 one-off in-app purchase. 周易六爻 asks for nothing beyond the download.

大六壬(工具) ships an update monthly, 周易六爻 every 14 months. The most recent releases landed on June 1, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | 大六壬(工具) | 周易六爻 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (4 ratings)](https://appshunter.io/ios/app/id1551222422/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 14 months |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 1 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Wanchun Zhang](https://appshunter.io/developer/1527439315) | [广州鑫世信息科技有限公司](https://appshunter.io/developer/1259875624) |

## What reviewers say

### 大六壬(工具)

[App page](https://appshunter.io/ios/app/id1551222422)

This utility app simplifies the complex process of creating Liu Ren divination charts. It offers multiple methods for chart generation, detailed interpretations based on ancient texts, and comprehensive explanations of celestial bodies and auspicious/inauspicious signs.

**Highlights:** Multiple chart generation methods, Detailed ancient text interpretations, Celestial body and sign explanations, Lunar calendar and zodiac conversions, Various noble person selection methods, Comprehensive chart element display

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 专业版 | $12.99 | one-time |


### 周易六爻

[App page](https://appshunter.io/ios/app/id6479593729)

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

**In-app purchases:** none


## Frequently asked questions

### Is 大六壬(工具) free?

大六壬(工具) is free to download, with in-app purchases available.

### Is 周易六爻 free?

周易六爻 is free to download, with no in-app purchases.

### Do 大六壬(工具) or 周易六爻 have ads?

大六壬(工具) shows ads; 周易六爻 does not.

### Which is updated more often, 大六壬(工具) or 周易六爻?

大六壬(工具) ships an update monthly, and 周易六爻 every 14 months. Most recently, 大六壬(工具) was updated on June 1, 2026 and 周易六爻 on September 20, 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.*