# 十三行紫微斗數 for iPhone vs 易天机黄历大师

The clearest difference is price: 易天机黄历大师 at Free against 十三行紫微斗數 for iPhone's $39.99. 易天机黄历大师 also leads on update cadence (monthly vs every 3 months) and iOS requirement (12.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

易天机黄历大师 is free to download; 十三行紫微斗數 for iPhone costs $39.99 up front. Neither carries in-app purchases, so what you see is what you pay.

十三行紫微斗數 for iPhone ships an update every 3 months, 易天机黄历大师 monthly. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 十三行紫微斗數 for iPhone | 易天机黄历大师 |
| --- | --- | --- |
| Price | $39.99 | **Free** |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Paid | — |
| Size | 19 MB | 67 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Firm 13 Limited](https://appshunter.io/developer/294205351) | [Beijing Zhizi Yuanshui Education Technology Co., Ltd](https://appshunter.io/developer/1565098727) |

## What reviewers say

### 十三行紫微斗數 for iPhone

[App page](https://appshunter.io/ios/app/for-iphone/id899029517)

This professional astrology app generates detailed Zi Wei Dou Shu charts with advanced analysis features. It allows for multi-layer display of planetary movements and astrological influences, offering extensive customization for various astrological schools.

**Highlights:** Multi-layer display of planetary movements and influences, Detailed analysis of Four Transformations (Si Hua), Extensive customization for astrological parameters, Support for various astrological schools and interpretations, Backup and transfer of birth records via iTunes File Sharing, User-friendly interface with Traditional and Simplified Chinese options

**In-app purchases:** none


### 易天机黄历大师

[App page](https://appshunter.io/ios/app/id1625263823)

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

**In-app purchases:** none


## Frequently asked questions

### Is 十三行紫微斗數 for iPhone free?

十三行紫微斗數 for iPhone costs $39.99, with no in-app purchases.

### Is 易天机黄历大师 free?

易天机黄历大师 is free to download, with no in-app purchases.

### Do 十三行紫微斗數 for iPhone or 易天机黄历大师 have ads?

Neither 十三行紫微斗數 for iPhone nor 易天机黄历大师 shows ads.

### Which is updated more often, 十三行紫微斗數 for iPhone or 易天机黄历大师?

十三行紫微斗數 for iPhone ships an update every 3 months, and 易天机黄历大师 monthly. Most recently, 十三行紫微斗數 for iPhone was updated on November 1, 2026 and 易天机黄历大师 on November 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.*