# USB Disk vs Ebook Reader Pro

The clearest difference is rating: USB Disk at 4.6 against Ebook Reader Pro's 2.0. USB Disk also leads on review sentiment (71% vs 38%) and ratings volume (161 vs 1). Ebook Reader Pro's advantage is in-app purchases (none vs 10) and ads (none vs shown). On device support there is nothing between them.

USB Disk costs $0.99 and Ebook Reader Pro $5.99 up front. USB Disk sells 10 in-app purchases, starting at $4.99 per month. Ebook Reader Pro asks for nothing beyond the download.

USB Disk holds the better App Store score, 4.6 against 2.0. That said, the two scores are not equally well evidenced: USB Disk has 161 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 71% of USB Disk's written reviews are positive against 38% of Ebook Reader Pro's.

USB Disk ships an update every 2 months, Ebook Reader Pro every 4 days. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | USB Disk | Ebook Reader Pro |
| --- | --- | --- |
| Price | **$0.99** | $5.99 |
| Rating | **[4.6 (161 ratings)](https://appshunter.io/ios/app/usb-disk/id385275533/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/ebook-reader-pro/id1505158572/reviews) |
| Number of ratings | **161** | 1 |
| Positive reviews | **70.9% of reviews** | 37.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 200 MB | 38 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Imesart S.a.r.l.](https://appshunter.io/developer/290160983) | [群群 刘](https://appshunter.io/developer/687318257) |

## What reviewers say

### USB Disk

[App page](https://appshunter.io/ios/app/usb-disk/id385275533)

Manage and view documents on your iPhone or iPad with this intuitive file manager. Access cloud storage, open various file types, and transfer files via iTunes. Advanced features like photo library access and PDF annotation are available via subscription.

**Highlights:** Cloud storage integration (Dropbox, Google Drive, OneDrive, Box), Built-in document viewer for various file types, File transfer via iTunes, Create and open zip files, Swipe navigation and file previews, Email documents and download attachments

**Features:** macOS Compatibility, Family Sharing, Apple Watch app

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| USB Disk Pro Monthly | $4.99 | per month |
| Audio Player + | $0.99 | one-time |
| Zip files support | $0.99 | one-time |
| Dropbox access | $0.99 | one-time |
| Lock code | $0.99 | one-time |
| Text editor | $0.99 | one-time |
| Evernote access | $0.99 | one-time |
| Google Drive access | $0.99 | one-time |
| OneDrive access | $0.99 | one-time |
| WebDAV access | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Efficient file management
- 💡 Useful for storing and accessing documents
- 👍 Convenient for transferring files between devices

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 💰 Expensive paid features
- 🔒 Concerns about security and privacy
- 🤔 Misleading app description

**Reported bugs**

- Inability to open certain file types
- Compatibility issues with newer iOS versions
- Syncing problems between devices

**Requested features**

- Support for more file types
- Improved integration with cloud storage services
- Ability to edit and annotate files
- Better organization and folder management


### Ebook Reader Pro

[App page](https://appshunter.io/ios/app/ebook-reader-pro/id1505158572)

This application provides a fast and reliable way to read various document formats on iOS and Mac. It offers features like zoom, bookmarking, text selection, and search capabilities for an enhanced reading experience.

**Highlights:** Supports PDF, ePub, FB2, XPS, DjVu, CBZ, CBR, Pinch to zoom and smart zoom, Bookmark management, Table of contents support, Selectable and searchable text, Brightness adjustment, Document sharing and printing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is USB Disk free?

USB Disk costs $0.99, and also offers in-app purchases.

### Is Ebook Reader Pro free?

Ebook Reader Pro costs $5.99, with no in-app purchases.

### Which has better reviews, USB Disk or Ebook Reader Pro?

USB Disk is rated higher. USB Disk averages 4.6 out of 5 from 161 ratings, while Ebook Reader Pro averages 2.0 from 1 ratings.

### Do USB Disk or Ebook Reader Pro have ads?

USB Disk shows ads; Ebook Reader Pro does not.

### Which is updated more often, USB Disk or Ebook Reader Pro?

USB Disk ships an update every 2 months, and Ebook Reader Pro every 4 days. Most recently, USB Disk was updated on November 6, 2026 and Ebook Reader Pro on November 3, 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.*