# Mo Disk vs OTG Flash Pro

The clearest difference is update cadence: OTG Flash Pro at every 10 days against Mo Disk's every 6 months. Mo Disk's advantage is iOS requirement (9.0 vs 14.0). On price, ads, in-app purchases and device support 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 ships an update every 6 months, OTG Flash Pro every 10 days. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Mo Disk | OTG Flash Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (61 ratings)](https://appshunter.io/ios/app/mo-disk/id1454488024/reviews)** | — |
| Number of ratings | **61** | — |
| Positive reviews | 46.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 110 MB | 136 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [建华 黄](https://appshunter.io/developer/1693348384) | [裕雨 程](https://appshunter.io/developer/1079877476) |

## What reviewers say

### 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


### OTG Flash Pro

[App page](https://appshunter.io/ios/app/otg-flash-pro/id6752880818)

**In-app purchases:** none


## Frequently asked questions

### Is Mo Disk free?

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

### Is OTG Flash Pro free?

OTG Flash Pro is free to download, with no in-app purchases.

### Do Mo Disk or OTG Flash Pro have ads?

Neither Mo Disk nor OTG Flash Pro shows ads.

### Which is updated more often, Mo Disk or OTG Flash Pro?

Mo Disk ships an update every 6 months, and OTG Flash Pro every 10 days. Most recently, Mo Disk was updated on October 8, 2026 and OTG Flash Pro on October 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.*