# WiFi U vs USB扩展屏

The clearest difference is in-app purchases: WiFi U at none against USB扩展屏's 1. WiFi U also leads on iOS requirement (9.0 vs 17.0). USB扩展屏's advantage is update cadence (daily vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. USB扩展屏 sells 1 one-off in-app purchase. WiFi U asks for nothing beyond the download.

WiFi U ships an update every 5 weeks, USB扩展屏 daily. Both last shipped on October 1, 2026.

## The numbers

| Metric | WiFi U | USB扩展屏 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/wifi-u-driver/id982421255/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | Free | — |
| Size | 30 MB | 0 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CHEN HUNG CHIN](https://appshunter.io/developer/828172984) | [晓满 李](https://appshunter.io/developer/1515867430) |

## What reviewers say

### WiFi U

[App page](https://appshunter.io/ios/app/wifi-u-driver/id982421255)

Access files stored on a wireless drive via Wi-Fi from your mobile device. Download files to your device or upload photos, videos, and documents to the drive. Supports up to three simultaneous users.

**Highlights:** Access files on wireless drive, Download files to device, Upload files to wireless drive, Supports up to 3 simultaneous users, Manage photos, videos, and documents

**Features:** macOS Compatibility

**In-app purchases:** none


### USB扩展屏

[App page](https://appshunter.io/ios/app/usb/id6502822709)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 完整版 | $0.99 | one-time |


## Frequently asked questions

### Is WiFi U free?

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

### Is USB扩展屏 free?

USB扩展屏 is free to download, with in-app purchases available.

### Do WiFi U or USB扩展屏 have ads?

Neither WiFi U nor USB扩展屏 shows ads.

### Which is updated more often, WiFi U or USB扩展屏?

WiFi U ships an update every 5 weeks, and USB扩展屏 daily. Most recently, WiFi U was updated on October 1, 2026 and USB扩展屏 on October 1, 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.*