# Luopan Placement Ruler vs Meta玄商罗盘

The clearest difference is in-app purchases: Meta玄商罗盘 at none against Luopan Placement Ruler's 1. Meta玄商罗盘 also leads on iOS requirement (13.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Luopan Placement Ruler sells 1 one-off in-app purchase. Meta玄商罗盘 asks for nothing beyond the download.

Luopan Placement Ruler ships an update every 3 days, Meta玄商罗盘 weekly. The most recent releases landed on October 27, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Luopan Placement Ruler | Meta玄商罗盘 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/meta/id1627695613/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 45.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | — | Free |
| Size | 413 MB | 17 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHEUNG PUI MAN](https://appshunter.io/developer/291179028) | [Meta Academy 玄商學院](https://appshunter.io/developer/1627695615) |

## What reviewers say

### Luopan Placement Ruler

[App page](https://appshunter.io/ios/app/luopan-placement-ruler/id412370642)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 数据无限保存 | $19.99 | one-time |


### Meta玄商罗盘

[App page](https://appshunter.io/ios/app/meta/id1627695613)

This digital compass provides precise directional measurements, including 24 traditional feng shui directions. It helps users easily determine their orientation for feng shui analysis and property assessment. Future updates plan to incorporate advanced feng shui calculations for energy and auspicious locations.

**Highlights:** Digital compass with 24 directions, Precise directional measurements, Feng shui orientation analysis, Easy-to-use interface, Future feng shui calculation enhancements

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

**In-app purchases:** none


## Frequently asked questions

### Is Luopan Placement Ruler free?

Luopan Placement Ruler is free to download, with in-app purchases available.

### Is Meta玄商罗盘 free?

Meta玄商罗盘 is free to download, with no in-app purchases.

### Do Luopan Placement Ruler or Meta玄商罗盘 have ads?

Neither Luopan Placement Ruler nor Meta玄商罗盘 shows ads.

### Which is updated more often, Luopan Placement Ruler or Meta玄商罗盘?

Luopan Placement Ruler ships an update every 3 days, and Meta玄商罗盘 weekly. Most recently, Luopan Placement Ruler was updated on October 27, 2026 and Meta玄商罗盘 on October 21, 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.*