# 十三行八字 2008 for iPhone vs True Solar Time （真太陽時）

The clearest difference is price: True Solar Time （真太陽時） at Free against 十三行八字 2008 for iPhone's $129.99. True Solar Time （真太陽時） also leads on update cadence (every 5 days vs every 3 weeks) and device support (3 vs 1). 十三行八字 2008 for iPhone's advantage is in-app purchases (none vs 1) and ads (none vs shown).

True Solar Time （真太陽時） is free to download; 十三行八字 2008 for iPhone costs $129.99 up front. True Solar Time （真太陽時） sells 1 one-off in-app purchase. 十三行八字 2008 for iPhone asks for nothing beyond the download.

十三行八字 2008 for iPhone ships an update every 3 weeks, True Solar Time （真太陽時） every 5 days. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 十三行八字 2008 for iPhone | True Solar Time （真太陽時） |
| --- | --- | --- |
| Price | $129.99 | **Free** |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/2008-for-iphone/id297562413/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 44.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Paid | — |
| Size | 19 MB | 24 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Firm 13 Limited](https://appshunter.io/developer/294205351) | [Tsz Fung Shing](https://appshunter.io/developer/1877613702) |

## What reviewers say

### 十三行八字 2008 for iPhone

[App page](https://appshunter.io/ios/app/2008-for-iphone/id297562413)

This professional Bazi (Eight Characters) charting program offers advanced analysis of relationships between elements, customizable divine stars, and detailed astrological data. It caters to both beginners with its intelligent analysis and professionals with extensive data and configuration options.

**Highlights:** Intelligent analysis of elemental relationships, Customizable divine stars, Detailed astrological data (Grand Cycles, Yearly, Monthly, Daily, Hourly), Configurable parameters for different schools of thought, Support for Traditional and Simplified Chinese interfaces, Backup and transfer of birth records via iTunes File Sharing

**Features:** Vision Pro support

**In-app purchases:** none


### True Solar Time （真太陽時）

[App page](https://appshunter.io/ios/app/true-solar-time/id6759240543)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 購買移除廣告 | $4.99 | one-time |


## Frequently asked questions

### Is 十三行八字 2008 for iPhone free?

十三行八字 2008 for iPhone costs $129.99, with no in-app purchases.

### Is True Solar Time （真太陽時） free?

True Solar Time （真太陽時） is free to download, with in-app purchases available.

### Do 十三行八字 2008 for iPhone or True Solar Time （真太陽時） have ads?

True Solar Time （真太陽時） shows ads; 十三行八字 2008 for iPhone does not.

### Which is updated more often, 十三行八字 2008 for iPhone or True Solar Time （真太陽時）?

十三行八字 2008 for iPhone ships an update every 3 weeks, and True Solar Time （真太陽時） every 5 days. Most recently, 十三行八字 2008 for iPhone was updated on October 23, 2026 and True Solar Time （真太陽時） on October 28, 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.*