# File Converter vs USB Mobile Disk

The clearest difference is price: File Converter at Free against USB Mobile Disk's $0.99. File Converter also leads on ratings volume (473 vs 10). USB Mobile Disk's advantage is rating (4.3 vs 3.8) and in-app purchases (none vs 10). On update cadence, ads and device support there is nothing between them.

File Converter is free to download; USB Mobile Disk costs $0.99 up front. File Converter sells 9 in-app purchases, starting at $1.49 per 7 days. USB Mobile Disk asks for nothing beyond the download.

USB Mobile Disk holds the better App Store score, 4.3 against 3.8. That said, the two scores are not equally well evidenced: File Converter has 473 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 46% of File Converter's written reviews are positive against 63% of USB Mobile Disk's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 21, 2026 and August 1, 2026 respectively.

## The numbers

| Metric | File Converter | USB Mobile Disk |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [3.8 (473 ratings)](https://appshunter.io/ios/app/file-converter/id486538934/reviews) | **[4.3 (10 ratings)](https://appshunter.io/ios/app/usb-mobile-disk/id505848112/reviews)** |
| Number of ratings | **473** | 10 |
| Positive reviews | 46.2% of reviews | **62.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 83 MB | 28 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ice Cold Apps](https://appshunter.io/developer/468552068) | [Raphael Odermatt](https://appshunter.io/developer/403027529) |

## What reviewers say

### File Converter

[App page](https://appshunter.io/ios/app/file-converter/id486538934)

This app converts files between thousands of formats, saving you time and battery. It leverages cloud processing for faster conversions and allows you to continue using your device. Supports video, ebook, document, audio, image, 3D, CAD, and many other file types.

**Highlights:** Supports over 2,000 source formats, Cloud-based conversion for speed and battery saving, Video, ebook, document, audio, and image conversion, 3D, CAD, and scientific file format support, Archive compression and extraction, Metadata viewing and deletion, File repair for common formats

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $1.49 | per 7 days |
| Full Access | $1.99 | per 7 days |
| Full Access | $2.49 | per month |
| Full Access | $3.99 | per month |
| Full Access | $4.99 | per month |
| Full Access | $30.99 | per year |
| Full Access | $38.99 | per year |
| Full Access | $39.99 | per year |
| Full Access | $49.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 🚀 Lots of conversion options
- 👍 Useful for school/work
- 🚀 Fast conversions

**What reviewers complain about**

- 🐛 Ads/watch video button doesn't work
- 💰 Paywall for premium features
- 🐛 Conversion issues/errors
- 🐛 Saved files not accessible
- 🐛 Compatibility issues

**Reported bugs**

- Conversion errors
- Saved files disappearing
- Incompatibility with newer iOS versions
- Ad/video button not working

**Requested features**

- Increase file size limit
- Add more file format support
- Improve sharing/saving options
- Fix ad/video button


### USB Mobile Disk

[App page](https://appshunter.io/ios/app/usb-mobile-disk/id505848112)

This app turns your iPhone or iPad into a portable storage device, allowing you to carry documents, music, and videos. It features a built-in file manager, music player, PDF reader, and supports various file transfer methods.

**Highlights:** Portable storage for iPhone/iPad, Advanced file manager, Background music player, PDF reader, Gallery import/export, FTP and HTTP file access, ZIP file creation/extraction

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

**In-app purchases:** none


## Frequently asked questions

### Is File Converter free?

File Converter is free to download, with in-app purchases available.

### Is USB Mobile Disk free?

USB Mobile Disk costs $0.99, with no in-app purchases.

### Which has better reviews, File Converter or USB Mobile Disk?

USB Mobile Disk is rated higher. File Converter averages 3.8 out of 5 from 473 ratings, while USB Mobile Disk averages 4.3 from 10 ratings.

### Do File Converter or USB Mobile Disk have ads?

Both File Converter and USB Mobile Disk show ads.

### Which is updated more often, File Converter or USB Mobile Disk?

File Converter ships an update every 3 months, and USB Mobile Disk every 3 months. Most recently, File Converter was updated on September 21, 2026 and USB Mobile Disk on August 1, 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.*