# i vs Mo Disk

The clearest difference is rating: Mo Disk at 3.1 against i's 2.1. Mo Disk also leads on review sentiment (46% vs 10%) and iOS requirement (9.0 vs 11.0). i's advantage is update cadence (every 3 months vs every 6 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mo Disk holds the better App Store score, 3.1 against 2.1. Both are backed by a comparable volume of ratings — 83 and 64 respectively. Written reviews point the same way: 10% of i's written reviews are positive against 46% of Mo Disk's.

i ships an update every 3 months, Mo Disk every 6 months. Both last shipped on October 21, 2026.

## The numbers

| Metric | i | Mo Disk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (83 ratings)](https://appshunter.io/ios/app/i-usb-storer/id1079877477/reviews) | **[3.1 (64 ratings)](https://appshunter.io/ios/app/mo-disk/id1454488024/reviews)** |
| Number of ratings | **83** | 64 |
| Positive reviews | 9.9% of reviews | **46.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 30 MB | 110 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [裕雨 程](https://appshunter.io/developer/1079877476) | [建华 黄](https://appshunter.io/developer/1693348384) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-usb-storer/id1079877477)

Access and manage files on USB drives directly from your Apple device. Stream music, watch videos, and view photos stored on your USB flash drive. It also facilitates photo synchronization.

**Highlights:** Open USB Flash Drive files, Stream music, Watch videos, View photos, Sync photos, USB 3.0 card reader compatible

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient for transferring files
- 🚀 Fast file transfer between device and computer
- 💡 Useful for expanding storage on iOS devices
- 🔒 Secure data backup

**What reviewers complain about**

- 🐛 App crashes frequently
- 🐛 Compatibility issues with newer iOS versions
- 🐛 Unable to recognize external storage device
- 🐛 Buggy performance, files not transferring properly
- 👎 Poor user interface and language translation

**Reported bugs**

- App crashes when trying to export files
- External storage not detected by app
- Corrupted or lost data after file transfers
- Compatibility issues with iPhone X and newer models

**Requested features**

- Add support for landscape mode
- Improve video playback capabilities
- Allow for better file management and organization
- Provide option to change app language


### Mo Disk

[App page](https://appshunter.io/ios/app/mo-disk/id1454488024)

Expand your device's storage by backing up photos, videos, and contacts to an external device. Capture media directly to external storage and transfer files between devices, including non-Apple ones. Enjoy media stored on your external drive.

**Highlights:** Backup photos and videos, Backup contacts, Save media to external device, Transfer files between devices, Play external media, Expand device storage

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is Mo Disk free?

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

### Which has better reviews, i or Mo Disk?

Mo Disk is rated higher. i averages 2.1 out of 5 from 83 ratings, while Mo Disk averages 3.1 from 64 ratings.

### Do i or Mo Disk have ads?

Neither i nor Mo Disk shows ads.

### Which is updated more often, i or Mo Disk?

i ships an update every 3 months, and Mo Disk every 6 months. Most recently, i was updated on October 21, 2026 and Mo Disk on October 21, 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.*