# USB Sharp vs Mobile

The clearest difference is review sentiment: USB Sharp at 53% against Mobile's 9%. USB Sharp also leads on rating (3.1 vs 2.3). Mobile'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. Mobile 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 38 respectively. Written reviews point the same way: 53% of USB Sharp's written reviews are positive against 9% of Mobile's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | USB Sharp | Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (18 ratings)](https://appshunter.io/ios/app/usb-sharp/id427762463/reviews)** | [2.3 (38 ratings)](https://appshunter.io/ios/app/mobile-memory/id1118842701/reviews) |
| Number of ratings | 18 | **38** |
| Positive reviews | **53.2% of reviews** | 9.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 55 MB | 29 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [锦文 游](https://appshunter.io/developer/406832160) | [zhong qibiao](https://appshunter.io/developer/1118837284) |

## 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 |


### Mobile

[App page](https://appshunter.io/ios/app/mobile-memory/id1118842701)

Easily manage all your files on iOS devices. Backup contacts and camera roll, play media, and preview various file types. Seamlessly exchange files between different devices and platforms.

**Highlights:** File management for iOS, Backup contacts and camera roll, Play videos and music, Preview images, Cross-device file exchange

**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 Mobile free?

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

### Which has better reviews, USB Sharp or Mobile?

USB Sharp is rated higher. USB Sharp averages 3.1 out of 5 from 18 ratings, while Mobile averages 2.3 from 38 ratings.

### Do USB Sharp or Mobile have ads?

USB Sharp shows ads; Mobile does not.

### Which is updated more often, USB Sharp or Mobile?

USB Sharp ships an update every 3 weeks, and Mobile every 3 weeks. Most recently, USB Sharp was updated on September 21, 2026 and Mobile on September 19, 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.*