# USB Sharp vs EnergizeriMemory

The clearest difference is rating: EnergizeriMemory at 5.0 against USB Sharp's 3.1. EnergizeriMemory also leads on in-app purchases (none vs 6) and ads (none vs shown). USB Sharp's advantage is ratings volume (18 vs 3). On price, update cadence and device support there is nothing between them.

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

EnergizeriMemory holds the better App Store score, 5.0 against 3.1. That said, the two scores are not equally well evidenced: USB Sharp has 18 ratings behind it against 3, so its average is the more settled of the two.

USB Sharp ships an update every 3 weeks, EnergizeriMemory every 2 months. The most recent releases landed on September 21, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | USB Sharp | EnergizeriMemory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (18 ratings)](https://appshunter.io/ios/app/usb-sharp/id427762463/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/energizerimemory/id1251765135/reviews)** |
| Number of ratings | **18** | 3 |
| Positive reviews | 53.2% 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 | 28 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) | [Gopod Group Limited](https://appshunter.io/developer/975108489) |

## 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 |


### EnergizeriMemory

[App page](https://appshunter.io/ios/app/energizerimemory/id1251765135)

This utility app allows users to expand storage for their Apple devices and computers. It facilitates easy file transfer, backup, and playback of media, freeing up valuable space on iPhones and iPads.

**Highlights:** Expand iPhone/iPad storage, Transfer files between devices, Backup and restore contacts, Independent music/video playback, Stream 1080p videos, File management operations

**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 EnergizeriMemory free?

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

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

EnergizeriMemory is rated higher. USB Sharp averages 3.1 out of 5 from 18 ratings, while EnergizeriMemory averages 5.0 from 3 ratings.

### Do USB Sharp or EnergizeriMemory have ads?

USB Sharp shows ads; EnergizeriMemory does not.

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

USB Sharp ships an update every 3 weeks, and EnergizeriMemory every 2 months. Most recently, USB Sharp was updated on September 21, 2026 and EnergizeriMemory on September 15, 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.*