# 知命元亨利贞命理 vs 八字排盘

The clearest difference is update cadence: 八字排盘 at every 2 months against 知命元亨利贞命理's every 12 months. 八字排盘 also leads on iOS requirement (9.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 知命元亨利贞命理 sells 6 one-off in-app purchases and 八字排盘 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

知命元亨利贞命理 ships an update every 12 months, 八字排盘 every 2 months. The most recent releases landed on September 14, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | 知命元亨利贞命理 | 八字排盘 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (33 ratings)](https://appshunter.io/ios/app/plus-plus/id1659589660/reviews)** |
| Number of ratings | — | **33** |
| Positive reviews | — | 90.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Monetization | — | Freemium |
| Size | 56 MB | 29 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [深圳市明日空间信息技术有限公司](https://appshunter.io/developer/1023089790) | [深圳 刘](https://appshunter.io/developer/1635307045) |

## What reviewers say

### 知命元亨利贞命理

[App page](https://appshunter.io/ios/app/id1104092777)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6金币 | $0.99 | one-time |
| 12金币 | $1.99 | one-time |
| 30金币 | $4.99 | one-time |
| 50金币 | $7.99 | one-time |
| 108金币 | $15.99 | one-time |
| 518金币 | $79.99 | one-time |


### 八字排盘

[App page](https://appshunter.io/ios/app/plus-plus/id1659589660)

This app provides professional astrological charting and analysis tools, including detailed birth chart calculations, historical data, and predictive insights. It offers advanced features for experienced practitioners, with options for permanent membership to unlock all functionalities.

**Highlights:** Offline astrological calendar algorithm, Thousands of years of birth chart calculation, Reverse birth chart calculation, Integrated I Ching divination, Facial reading and yearly chart reference, Support for multiple chart displays, Widgets for astrological data

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 八字排盘-从真版永久会员 | $9.99 | one-time |


## Frequently asked questions

### Is 知命元亨利贞命理 free?

知命元亨利贞命理 is free to download, with in-app purchases available.

### Is 八字排盘 free?

八字排盘 is free to download, with in-app purchases available.

### Do 知命元亨利贞命理 or 八字排盘 have ads?

Neither 知命元亨利贞命理 nor 八字排盘 shows ads.

### Which is updated more often, 知命元亨利贞命理 or 八字排盘?

知命元亨利贞命理 ships an update every 12 months, and 八字排盘 every 2 months. Most recently, 知命元亨利贞命理 was updated on September 14, 2026 and 八字排盘 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.*