# 钦天 vs 正道奇门

The clearest difference is in-app purchases: 钦天 at none against 正道奇门's 4. 正道奇门's advantage is iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 正道奇门 sells 4 one-off in-app purchases. 钦天 asks for nothing beyond the download.

钦天 ships an update every 2 weeks, 正道奇门 every 4 weeks. Both last shipped on October 15, 2026.

## The numbers

| Metric | 钦天 | 正道奇门 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/id1619353073/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 54 MB | 61 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [金标 李](https://appshunter.io/developer/1059170129) | [广州福禄寿喜文化产业有限公司](https://appshunter.io/developer/1796351785) |

## What reviewers say

### 钦天

[App page](https://appshunter.io/ios/app/id1619353073)

**In-app purchases:** none


### 正道奇门

[App page](https://appshunter.io/ios/app/id6742016643)

This app offers a comprehensive tool for exploring Qimen Dunjia, a traditional Chinese divination art. It provides detailed explanations and analysis of various charts, catering to both beginners and experienced practitioners of Chinese metaphysics.

**Highlights:** Detailed Qimen Dunjia chart analysis, Beginner-friendly learning tools, Multiple input methods for chart generation, Historical chart record search, Online chart interpretation

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 单次解盘 | $9.99 | one-time |
| 年度会员 | $99.99 | one-time |
| 包年会员 | $179.99 | one-time |
| 永久会员 | $349.99 | one-time |


## Frequently asked questions

### Is 钦天 free?

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

### Is 正道奇门 free?

正道奇门 is free to download, with in-app purchases available.

### Do 钦天 or 正道奇门 have ads?

Neither 钦天 nor 正道奇门 shows ads.

### Which is updated more often, 钦天 or 正道奇门?

钦天 ships an update every 2 weeks, and 正道奇门 every 4 weeks. Most recently, 钦天 was updated on October 15, 2026 and 正道奇门 on October 15, 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.*