# USB Sharp vs iDiskk Pro

The clearest difference is rating: USB Sharp at 3.1 against iDiskk Pro's 2.5. USB Sharp also leads on review sentiment (53% vs 14%) and update cadence (every 3 weeks vs every 2 months). iDiskk Pro's advantage is in-app purchases (none vs 6) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. USB Sharp sells 6 one-off in-app purchases. iDiskk Pro asks for nothing beyond the download.

USB Sharp holds the better App Store score, 3.1 against 2.5. That said, the two scores are not equally well evidenced: iDiskk Pro has 318 ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 53% of USB Sharp's written reviews are positive against 14% of iDiskk Pro's.

USB Sharp ships an update every 3 weeks, iDiskk Pro every 2 months. The most recent releases landed on September 21, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | USB Sharp | iDiskk Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (18 ratings)](https://appshunter.io/ios/app/usb-sharp/id427762463/reviews)** | [2.5 (318 ratings)](https://appshunter.io/ios/app/idiskk-pro/id1006564880/reviews) |
| Number of ratings | 18 | **318** |
| Positive reviews | **53.2% of reviews** | 13.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 55 MB | 22 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [锦文 游](https://appshunter.io/developer/406832160) | [Shenzhen Feitianxia Technology Co, Ltd.](https://appshunter.io/developer/536103551) |

## What reviewers say

### USB Sharp

[App page](https://appshunter.io/ios/app/usb-sharp/id427762463)

Transform your iPhone or iPad into a portable wireless storage disk for efficient file management. Upload multiple files via Chrome and Firefox, extract encrypted RAR archives, and organize documents, photos, and videos with ease.

**Highlights:** Portable wireless storage, File management, Multiple file upload, Encrypted archive extraction, Document reader, Photo viewer, Video player

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $0.99 | one-time |
| Music Player | $0.99 | one-time |
| Dropbox | $0.99 | one-time |
| Video Player | $0.99 | one-time |
| SkyDrive | $0.99 | one-time |
| Full Version | $2.99 | one-time |


### iDiskk Pro

[App page](https://appshunter.io/ios/app/idiskk-pro/id1006564880)

Manage files on a dual-connector USB drive. Seamlessly transfer data between your iOS device and Mac/PC, back up photos and contacts, and enjoy direct playback of media files. This app unlocks the full potential of your external storage solution.

**Highlights:** Browse files on iDiskk and app, Transfer files between iDiskk and app, Backup iOS photos to iDiskk, Backup and restore iOS contacts, Direct music and movie playback

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast file transfers
- ⚙️ Useful device for expanding storage
- 👍 Easy to use app

**What reviewers complain about**

- 🐛 App crashes and freezes
- ⚠️ Compatibility issues with newer iOS versions
- 🔌 Device stops working after some time
- 🔍 Poor customer support

**Reported bugs**

- App crashes when trying to copy/transfer files
- Device not recognized by app after iOS updates
- Corrupted files after transfer
- Thumbnails not updating correctly after formatting SD card

**Requested features**

- Add 'move' option instead of just 'copy'
- Display more file information
- Allow selecting multiple files for transfer
- Improve transfer speed


## Frequently asked questions

### Is USB Sharp free?

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

### Is iDiskk Pro free?

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

### Which has better reviews, USB Sharp or iDiskk Pro?

USB Sharp is rated higher. USB Sharp averages 3.1 out of 5 from 18 ratings, while iDiskk Pro averages 2.5 from 318 ratings.

### Do USB Sharp or iDiskk Pro have ads?

USB Sharp shows ads; iDiskk Pro does not.

### Which is updated more often, USB Sharp or iDiskk Pro?

USB Sharp ships an update every 3 weeks, and iDiskk Pro every 2 months. Most recently, USB Sharp was updated on September 21, 2026 and iDiskk Pro on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*