# 紫白飛星萬年曆(奇門算法) vs 罗盘时钟

The clearest difference is price: 罗盘时钟 at Free against 紫白飛星萬年曆(奇門算法)'s $11.99. 罗盘时钟 also leads on iOS requirement (16.0 vs 18.0). 紫白飛星萬年曆(奇門算法)'s advantage is in-app purchases (none vs 1) and update cadence (every 10 days vs every 4 months). On ads and device support there is nothing between them.

罗盘时钟 is free to download; 紫白飛星萬年曆(奇門算法) costs $11.99 up front. 罗盘时钟 sells 1 in-app purchase, starting at $5.99 per month. 紫白飛星萬年曆(奇門算法) asks for nothing beyond the download.

紫白飛星萬年曆(奇門算法) ships an update every 10 days, 罗盘时钟 every 4 months. The most recent releases landed on August 22, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 紫白飛星萬年曆(奇門算法) | 罗盘时钟 |
| --- | --- | --- |
| Price | $11.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/id381697231/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 4 months |
| Monetization | Paid | — |
| Size | 122 MB | 9 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Firm 13 Limited](https://appshunter.io/developer/294205351) | [Noadit, Inc.](https://appshunter.io/developer/1516754355) |

## What reviewers say

### 紫白飛星萬年曆(奇門算法)

[App page](https://appshunter.io/ios/app/id381697231)

This app provides detailed Zi Bai Fei Xing data and traditional Chinese calendar information for metaphysics enthusiasts. It features enhanced public holiday displays, bookmarking, and precise Feng Shui layout guidance, incorporating a unique algorithm for flight star transitions around solar terms.

**Highlights:** Detailed Zi Bai Fei Xing data (year, month, day, hour), Male/Female Ming Gua information, Date bookmarking, Solar term transition details, Public holiday display (China, HK, TW, SG), Gregorian/Lunar date search and conversion (1850-2150)

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

**In-app purchases:** none


### 罗盘时钟

[App page](https://appshunter.io/ios/app/id6444038498)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $5.99 | per month |


## Frequently asked questions

### Is 紫白飛星萬年曆(奇門算法) free?

紫白飛星萬年曆(奇門算法) costs $11.99, with no in-app purchases.

### Is 罗盘时钟 free?

罗盘时钟 is free to download, with in-app purchases available.

### Do 紫白飛星萬年曆(奇門算法) or 罗盘时钟 have ads?

Neither 紫白飛星萬年曆(奇門算法) nor 罗盘时钟 shows ads.

### Which is updated more often, 紫白飛星萬年曆(奇門算法) or 罗盘时钟?

紫白飛星萬年曆(奇門算法) ships an update every 10 days, and 罗盘时钟 every 4 months. Most recently, 紫白飛星萬年曆(奇門算法) was updated on August 22, 2026 and 罗盘时钟 on September 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.*