# 金属探测仪：探测电磁场仪器工具 vs Ghost Detector Pro

The clearest difference is in-app purchases: 金属探测仪：探测电磁场仪器工具 at none against Ghost Detector Pro's 3. 金属探测仪：探测电磁场仪器工具 also leads on iOS requirement (15.6 vs 17.0). On price there is nothing between them.

Both are free to download. Ghost Detector Pro sells 3 in-app purchases, starting at $5.99 per 7 days. 金属探测仪：探测电磁场仪器工具 asks for nothing beyond the download.

## The numbers

| Metric | 金属探测仪：探测电磁场仪器工具 | Ghost Detector Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (45 ratings)](https://appshunter.io/ios/app/ghost-detector-pro-camera/id6755587034/reviews)** |
| Number of ratings | — | **45** |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 5 weeks |
| Monetization | — | Subscription |
| Size | 14 MB | 18 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | — | **iPhone** |
| Age rating | 17+ | 9+ |
| Developer | [Shenzhen Duoxiang Technology Co., Ltd](https://appshunter.io/developer/1534573413) | [Kai Chi Tsao](https://appshunter.io/developer/1299477756) |

## What reviewers say

### 金属探测仪：探测电磁场仪器工具

[App page](https://appshunter.io/ios/app/id6748020999)

**In-app purchases:** none


### Ghost Detector Pro

[App page](https://appshunter.io/ios/app/ghost-detector-pro-camera/id6755587034)

This app uses AI and AR to visualize and detect paranormal entities in real-time. It monitors electromagnetic fields, audio, and uses LiDAR for enhanced perception. Capture evidence with photos and videos, and utilize protection features.

**Highlights:** Real-time ghost visualization with AR, Multi-sensor analysis (magnetic, audio, LiDAR), Adjustable detection intensity, Photo and video recording with watermark, Protection runes and mantras, Ad-free experience with Pro upgrade

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ghost Detector Full Weekly | $5.99 | per 7 days |
| Ghost Detector Annual | $24.99 | per year |
| Ghost Detector Pro Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is 金属探测仪：探测电磁场仪器工具 free?

金属探测仪：探测电磁场仪器工具 is free to download, with no in-app purchases.

### Is Ghost Detector Pro free?

Ghost Detector Pro is free to download, with in-app purchases available.

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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.*