# uDisk vs CooDisk

The clearest difference is review sentiment: uDisk at 84% against CooDisk's 12%. uDisk also leads on rating (4.3 vs 2.1). CooDisk's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 11.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. uDisk sells 1 one-off in-app purchase. CooDisk asks for nothing beyond the download.

uDisk holds the better App Store score, 4.3 against 2.1. Both are backed by a comparable volume of ratings — 233 and 395 respectively. Written reviews point the same way: 84% of uDisk's written reviews are positive against 12% of CooDisk's.

uDisk ships an update every 2 months, CooDisk every 5 weeks. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | uDisk | CooDisk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (233 ratings)](https://appshunter.io/ios/app/udisk/id532963658/reviews)** | [2.1 (395 ratings)](https://appshunter.io/ios/app/coodisk/id1447712885/reviews) |
| Number of ratings | 233 | **395** |
| Positive reviews | **83.7% of reviews** | 11.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 20 MB | 122 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Brown Bear Technology Co., LTD](https://appshunter.io/developer/480204138) | [天海 何](https://appshunter.io/developer/1689224058) |

## What reviewers say

### uDisk

[App page](https://appshunter.io/ios/app/udisk/id532963658)

Transform your iOS device into a portable USB drive. Easily transfer files between your device and computer via Wi-Fi or iTunes. Browse, play, and edit various file types directly on your phone or tablet.

**Highlights:** Use iOS device as USB disk, Wi-Fi file transfer, iTunes File Sharing, Browse various file types, Play music and video, Edit text files, Create directories and sort files

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $3.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Fast transfer
- 👍 Good for organizing files
- 👍 Useful for freeing up phone space
- 👍 Versatile and durable

**What reviewers complain about**

- 🐛 Does not work for some users
- 🐛 App requires download to each device
- 🐛 Cannot rotate screen
- 🐛 Does not work as a standalone flash drive
- 🐛 Limited file transfer capability

**Reported bugs**

- Cannot save files manually
- Material does not always show
- Does not work after initial use
- Cannot rotate screen
- Does not transfer videos from phone

**Requested features**

- App should be pre-loaded on the thumbdrive
- More clarity on app functionality and safety


### CooDisk

[App page](https://appshunter.io/ios/app/coodisk/id1447712885)

Manage and share your media files, including photos, videos, and music, with intuitive list and thumbnail views. Organize documents, create folders, and transfer data seamlessly. Enjoy slideshows for photos and advanced playback controls for music.

**Highlights:** Media thumbnail display, List/thumbnail view, File sharing, Copy/cut/delete/create/rename, Local/iStorage data transmission, Photo slideshow, Music playback controls

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Fast file transfers
- 💡 Convenient backup solution

**What reviewers complain about**

- 🐛 App crashes frequently
- 🔋 Drains battery quickly
- 🤔 Inconsistent file recognition
- 📁 Limited file management options

**Reported bugs**

- Photos and videos disappearing from storage
- Unable to access previously transferred files
- App not recognizing external storage device

**Requested features**

- Add password protection for files
- Improve iPad compatibility
- Allow moving files between folders
- Provide better instructions and documentation


## Frequently asked questions

### Is uDisk free?

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

### Is CooDisk free?

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

### Which has better reviews, uDisk or CooDisk?

uDisk is rated higher. uDisk averages 4.3 out of 5 from 233 ratings, while CooDisk averages 2.1 from 395 ratings.

### Do uDisk or CooDisk have ads?

Neither uDisk nor CooDisk shows ads.

### Which is updated more often, uDisk or CooDisk?

uDisk ships an update every 2 months, and CooDisk every 5 weeks. Most recently, uDisk was updated on September 25, 2026 and CooDisk on September 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.*