# 道家奇門遁甲(陰盤奇門) vs Recorder BB

The clearest difference is price: Recorder BB at Free against 道家奇門遁甲(陰盤奇門)'s $49.99. Recorder BB also leads on update cadence (every 13 months vs every 27 months). 道家奇門遁甲(陰盤奇門)'s advantage is in-app purchases (none vs 2) and iOS requirement (10.0 vs 15.5). On device support there is nothing between them.

Recorder BB is free to download; 道家奇門遁甲(陰盤奇門) costs $49.99 up front. Recorder BB sells 2 in-app purchases, starting at $2.99 per month. 道家奇門遁甲(陰盤奇門) asks for nothing beyond the download.

道家奇門遁甲(陰盤奇門) ships an update every 27 months, Recorder BB every 13 months. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 道家奇門遁甲(陰盤奇門) | Recorder BB |
| --- | --- | --- |
| Price | $49.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id320165904/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 27 months | **Every 13 months** |
| Monetization | Paid | — |
| Size | 63 MB | 4 MB |
| Requires iOS | **10.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHEUNG PUI MAN](https://appshunter.io/developer/291179028) | [永博 李](https://appshunter.io/developer/1037418843) |

## What reviewers say

### 道家奇門遁甲(陰盤奇門)

[App page](https://appshunter.io/ios/app/id320165904)

This app generates Qimen Dunjia charts based on user-inputted times, displaying key astrological information. It supports a wide calendar range and offers color-coded predictions for easier interpretation of auspicious and inauspicious outcomes.

**Highlights:** Generate Qimen Dunjia charts, Display current chart number, Zhi Fu, Zhi Shi, Show time dry emptiness and horse star locations, Support calendar range 1645-3000, Color-coded auspicious and inauspicious results, Provide auspicious and inauspicious grid information, Analyze each time chart for reference

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

**In-app purchases:** none


### Recorder BB

[App page](https://appshunter.io/ios/app/recorder-bb-ringtone-maker/id1037418844)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP Monthly | $2.99 | per month |
| VIP Yearly | $30.99 | per year |


## Frequently asked questions

### Is 道家奇門遁甲(陰盤奇門) free?

道家奇門遁甲(陰盤奇門) costs $49.99, with no in-app purchases.

### Is Recorder BB free?

Recorder BB is free to download, with in-app purchases available.

### Which is updated more often, 道家奇門遁甲(陰盤奇門) or Recorder BB?

道家奇門遁甲(陰盤奇門) ships an update every 27 months, and Recorder BB every 13 months. Most recently, 道家奇門遁甲(陰盤奇門) was updated on October 18, 2026 and Recorder BB on October 8, 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.*