# iUSB Pro vs Mo Disk

The clearest difference is review sentiment: Mo Disk at 46% against iUSB Pro's 14%. Mo Disk also leads on rating (3.0 vs 2.6). iUSB Pro's advantage is ratings volume (1.1K vs 61) and update cadence (every 3 months vs every 6 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Mo Disk 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 61, so its average is the more settled of the two. Written reviews point the same way: 14% of iUSB Pro's written reviews are positive against 46% of Mo Disk's.

iUSB Pro ships an update every 3 months, Mo Disk every 6 months. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | iUSB Pro | Mo Disk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (1.1K ratings)](https://appshunter.io/ios/app/iusb-pro/id1069615726/reviews) | **[3.0 (61 ratings)](https://appshunter.io/ios/app/mo-disk/id1454488024/reviews)** |
| Number of ratings | **1.1K** | 61 |
| Positive reviews | 14.1% of reviews | **46.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 21 MB | 110 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Feitianxia Technology Co, Ltd.](https://appshunter.io/developer/536103551) | [建华 黄](https://appshunter.io/developer/1693348384) |

## 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


### Mo Disk

[App page](https://appshunter.io/ios/app/mo-disk/id1454488024)

Expand your 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 to external device, Transfer files between devices, Play external media, Expand device storage

**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 Mo Disk free?

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

### Which has better reviews, iUSB Pro or Mo Disk?

Mo Disk is rated higher. iUSB Pro averages 2.6 out of 5 from 1.1K ratings, while Mo Disk averages 3.0 from 61 ratings.

### Do iUSB Pro or Mo Disk have ads?

Neither iUSB Pro nor Mo Disk shows ads.

### Which is updated more often, iUSB Pro or Mo Disk?

iUSB Pro ships an update every 3 months, and Mo Disk every 6 months. Most recently, iUSB Pro was updated on October 7, 2026 and Mo Disk on September 30, 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.*