# iUSB Pro vs 龙嘉SCM供应商

The clearest difference is iOS requirement: iUSB Pro at 9.0 against 龙嘉SCM供应商's 12.0. 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.

iUSB Pro ships an update every 3 months, 龙嘉SCM供应商 every 4 months. The most recent releases landed on September 24, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | iUSB Pro | 龙嘉SCM供应商 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (1.1K ratings)](https://appshunter.io/ios/app/iusb-pro/id1069615726/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 14.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | — |
| Size | 21 MB | 35 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Feitianxia Technology Co, Ltd.](https://appshunter.io/developer/536103551) | [文朗 梁](https://appshunter.io/developer/1293631579) |

## What reviewers say

### iUSB Pro

[App page](https://appshunter.io/ios/app/iusb-pro/id1069615726)

Expand your Apple device's storage by backing up photos, videos, and contacts to an external device. Capture media directly to external storage and transfer files between devices, including non-Apple ones. Enjoy media stored on your external drive.

**Highlights:** Backup photos and videos, Backup contacts, Save media directly to external storage, Transfer files between devices, Play media from external storage, Expand device storage

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and useful
- 👍 Great app and connector
- 🚀 Smooth file transfer

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Doesn't recognize device
- 🐛 Glitchy and unreliable
- 🐛 Compatibility issues with newer iPhones
- 🐛 Crashes when saving to camera roll

**Reported bugs**

- Doesn't work on iOS 11 or iPhone 8/X
- Folders show as empty even when files are present
- Can't transfer large videos or lots of small files
- Corrupts SD card and makes it unusable

**Requested features**

- Add support for Files app on iOS 11
- Improve music playback features
- Add option to open multiple files at once
- Provide better file management tools


### 龙嘉SCM供应商

[App page](https://appshunter.io/ios/app/scm/id1459545200)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iUSB Pro free?

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

### Is 龙嘉SCM供应商 free?

龙嘉SCM供应商 is free to download, with no in-app purchases.

### Do iUSB Pro or 龙嘉SCM供应商 have ads?

Neither iUSB Pro nor 龙嘉SCM供应商 shows ads.

### Which is updated more often, iUSB Pro or 龙嘉SCM供应商?

iUSB Pro ships an update every 3 months, and 龙嘉SCM供应商 every 4 months. Most recently, iUSB Pro was updated on September 24, 2026 and 龙嘉SCM供应商 on September 17, 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.*