# 费米扫描 vs Artifact4D

The clearest difference is iOS requirement: 费米扫描 at 15.6 against Artifact4D's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

费米扫描 ships an update every 7 months, Artifact4D every 4 months. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 费米扫描 | Artifact4D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Size | 13 MB | 58 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Yunxiao Information Technology Company Limited](https://appshunter.io/developer/1785446567) | [上海乘福弟人工智能科技有限公司](https://appshunter.io/developer/1868539939) |

## What reviewers say

### 费米扫描

[App page](https://appshunter.io/ios/app/id6739461027)

**In-app purchases:** none


### Artifact4D

[App page](https://appshunter.io/ios/app/artifact4d/id6757726325)

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

**In-app purchases:** none


## Frequently asked questions

### Is 费米扫描 free?

费米扫描 is free to download, with no in-app purchases.

### Is Artifact4D free?

Artifact4D is free to download, with no in-app purchases.

### Do 费米扫描 or Artifact4D have ads?

Neither 费米扫描 nor Artifact4D shows ads.

### Which is updated more often, 费米扫描 or Artifact4D?

费米扫描 ships an update every 7 months, and Artifact4D every 4 months. Most recently, 费米扫描 was updated on October 12, 2026 and Artifact4D on October 10, 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.*