# 易仙日晷罗盘 (AI分析) vs IWA  Smart Building System

The clearest difference is in-app purchases: IWA  Smart Building System at none against 易仙日晷罗盘 (AI分析)'s 1. 易仙日晷罗盘 (AI分析)'s advantage is update cadence (weekly vs every 24 months) and iOS requirement (12.2 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. 易仙日晷罗盘 (AI分析) sells 1 one-off in-app purchase. IWA  Smart Building System asks for nothing beyond the download.

易仙日晷罗盘 (AI分析) ships an update weekly, IWA  Smart Building System every 24 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 易仙日晷罗盘 (AI分析) | IWA  Smart Building System |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 24 months |
| Monetization | Free with in-app purchases | — |
| Size | 60 MB | 63 MB |
| Requires iOS | **12.2** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHEUNG PUI MAN](https://appshunter.io/developer/291179028) | [Chicony power Technology Co.,Ltd.](https://appshunter.io/developer/1186590918) |

## What reviewers say

### 易仙日晷罗盘 (AI分析)

[App page](https://appshunter.io/ios/app/ai/id989694349)

This utility app provides professional compass readings and Feng Shui analysis, including Xuan Kong Flying Stars. It offers AI-powered consultations for various life aspects and allows users to save and share their analysis.

**Highlights:** Professional compass for direction and angle readings, Xuan Kong Flying Stars analysis, Real-time astrological changes (year, month, day, hour), Save historical records and site-specific analysis, AI Feng Shui advisor for consultations, Organize and share chat logs

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 与风水大师交流 | $19.99 | one-time |


### IWA  Smart Building System

[App page](https://appshunter.io/ios/app/iwa-smart-building-system/id1517579948)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 易仙日晷罗盘 (AI分析) free?

易仙日晷罗盘 (AI分析) is free to download, with in-app purchases available.

### Is IWA  Smart Building System free?

IWA  Smart Building System is free to download, with no in-app purchases.

### Do 易仙日晷罗盘 (AI分析) or IWA  Smart Building System have ads?

Neither 易仙日晷罗盘 (AI分析) nor IWA  Smart Building System shows ads.

### Which is updated more often, 易仙日晷罗盘 (AI分析) or IWA  Smart Building System?

易仙日晷罗盘 (AI分析) ships an update weekly, and IWA  Smart Building System every 24 months. Most recently, 易仙日晷罗盘 (AI分析) was updated on November 1, 2026 and IWA  Smart Building System on November 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*