# GT智能家居 vs EMF Scan

The clearest difference is in-app purchases: GT智能家居 at none against EMF Scan's 1. GT智能家居 also leads on ads (none vs shown) and iOS requirement (8.0 vs 13.0). EMF Scan's advantage is update cadence (weekly vs monthly). On price and device support there is nothing between them.

Both are free to download. EMF Scan sells 1 one-off in-app purchase. GT智能家居 asks for nothing beyond the download.

GT智能家居 ships an update monthly, EMF Scan weekly. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | GT智能家居 | EMF Scan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Weekly** |
| Size | 120 MB | 29 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zhejiang Jietejia Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1473773325) | [Yasuhiro Kodama](https://appshunter.io/developer/1895805086) |

## What reviewers say

### GT智能家居

[App page](https://appshunter.io/ios/app/gt/id1439860700)

**Features:** macOS Compatibility

**In-app purchases:** none


### EMF Scan

[App page](https://appshunter.io/ios/app/emf-scan/id6770155541)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を削除 | $0.99 | one-time |


## Frequently asked questions

### Is GT智能家居 free?

GT智能家居 is free to download, with no in-app purchases.

### Is EMF Scan free?

EMF Scan is free to download, with in-app purchases available.

### Do GT智能家居 or EMF Scan have ads?

EMF Scan shows ads; GT智能家居 does not.

### Which is updated more often, GT智能家居 or EMF Scan?

GT智能家居 ships an update monthly, and EMF Scan weekly. Most recently, GT智能家居 was updated on October 10, 2026 and EMF Scan on October 14, 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.*