# iUSB Pro vs iData Air

The clearest difference is rating: iData Air at 3.0 against iUSB Pro's 2.6. iUSB Pro's advantage is ratings volume (1.1K vs 5). 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.

iData Air holds the better App Store score, 3.0 against 2.6. That said, the two scores are not equally well evidenced: iUSB Pro has 1.1K ratings behind it against 5, so its average is the more settled of the two.

iUSB Pro ships an update every 3 months, iData Air every 2 months. The most recent releases landed on October 29, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | iUSB Pro | iData Air |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (1.1K ratings)](https://appshunter.io/ios/app/iusb-pro/id1069615726/reviews) | **[3.0 (5 ratings)](https://appshunter.io/ios/app/idata-air/id1094616252/reviews)** |
| Number of ratings | **1.1K** | 5 |
| Positive reviews | 14.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 21 MB | 60 MB |
| Requires iOS | 9.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Feitianxia Technology Co, Ltd.](https://appshunter.io/developer/536103551) | [Shenzhen Hali-power Industrial CO., LTD](https://appshunter.io/developer/448145465) |

## 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


### iData Air

[App page](https://appshunter.io/ios/app/idata-air/id1094616252)

Wirelessly save and transfer photos, videos, and files to and from your iOS device. Keep your data secure and accessible on the go for easy sharing with others.

**Highlights:** Wireless file transfer, Save and transfer pictures, Save and transfer video, Save and transfer other files, Secure data storage, Easy file sharing

**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 iData Air free?

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

### Which has better reviews, iUSB Pro or iData Air?

iData Air is rated higher. iUSB Pro averages 2.6 out of 5 from 1.1K ratings, while iData Air averages 3.0 from 5 ratings.

### Do iUSB Pro or iData Air have ads?

Neither iUSB Pro nor iData Air shows ads.

### Which is updated more often, iUSB Pro or iData Air?

iUSB Pro ships an update every 3 months, and iData Air every 2 months. Most recently, iUSB Pro was updated on October 29, 2026 and iData Air on October 21, 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.*