# USB Sharp vs iDUO Drive

The clearest difference is review sentiment: USB Sharp at 53% against iDUO Drive's 7%. USB Sharp also leads on rating (3.1 vs 2.3). iDUO Drive's advantage is in-app purchases (none vs 6) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.

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

USB Sharp holds the better App Store score, 3.1 against 2.3. Both are backed by a comparable volume of ratings — 18 and 30 respectively. Written reviews point the same way: 53% of USB Sharp's written reviews are positive against 7% of iDUO Drive's.

USB Sharp ships an update every 3 weeks, iDUO Drive every 6 weeks. The most recent releases landed on September 21, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | USB Sharp | iDUO Drive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (18 ratings)](https://appshunter.io/ios/app/usb-sharp/id427762463/reviews)** | [2.3 (30 ratings)](https://appshunter.io/ios/app/iduo-drive/id1144071891/reviews) |
| Number of ratings | 18 | **30** |
| Positive reviews | **53.2% of reviews** | 6.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 55 MB | 39 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) | [Super Storage Technology Corp.](https://appshunter.io/developer/718838056) |

## 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 |


### iDUO Drive

[App page](https://appshunter.io/ios/app/iduo-drive/id1144071891)

Easily manage all your files on iDevices and transfer them between devices and platforms. Back up contacts and photos, and access cloud storage like iCloud, Dropbox, and Google Drive.

**Highlights:** Manage files on iDUO Lightning drives, Backup contacts and camera roll, Connect with iCloud, Dropbox, Google Drive, Browse and manage cloud files, Password protect Lightning drives

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is USB Sharp free?

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

### Is iDUO Drive free?

iDUO Drive is free to download, with no in-app purchases.

### Which has better reviews, USB Sharp or iDUO Drive?

USB Sharp is rated higher. USB Sharp averages 3.1 out of 5 from 18 ratings, while iDUO Drive averages 2.3 from 30 ratings.

### Do USB Sharp or iDUO Drive have ads?

USB Sharp shows ads; iDUO Drive does not.

### Which is updated more often, USB Sharp or iDUO Drive?

USB Sharp ships an update every 3 weeks, and iDUO Drive every 6 weeks. Most recently, USB Sharp was updated on September 21, 2026 and iDUO Drive on October 6, 2026.

---

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