uDisk vs CooDisk
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
uDisk
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.
- 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
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Let your iOS device become a USB disk ! You can use it to transfer files between iOS device and computer by Wifi or iTunes File Sharing. The uDisk support various files browse, music and video play, and text file editing. Tap the toolbar buttons you can view the wifi address, create a directory, sort the files, and change the view mode. Long press the file item, you can move, rename, email and delete the file. Enjoy it ! If any question and suggestion, please contact czh0766@163.com.
CooDisk
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.
- Media thumbnail display
- List/thumbnail view
- File sharing
- Copy/cut/delete/create/rename
- Local/iStorage data transmission
- Photo slideshow
- Music playback controls
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•The main interface displays Media thumbnails :video, photo, music • Supports list / thumbnail view, support sharing operation for photos, music and documents • Support copy/cut/delete/create/rename operation and support local/iStorage data transmission in /between • Support to play the photos by slideshow mode • Support music artwork shows, repeat mode setting, time line drag operation • Document: Support formats of .keynote、.numbers、.page、.xls/.xlsx, .doc/docx、pdf、txt、ppt/pptx
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 17, 2026 and September 21, 2026 respectively.
| Parameter | uDisk | CooDisk |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (233 ratings) — better | 2.1 (395 ratings) |
| Positive reviews | 83.7% of reviews — better | 11.8% of reviews |
| Number of ratings | 233 | 395 — better |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 122 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Brown Bear Technology Co., LTD | 天海 何 |
Customer experience
uDisk
CooDisk
User reviews
uDisk
From 233 App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Fast transfer
- 👍 Good for organizing files
- 👍 Useful for freeing up phone space
- 👍 Versatile and durable
Room to improve
- 🐛 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
CooDisk
From 395 App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Fast file transfers
- 💡 Convenient backup solution
Room to improve
- 🐛 App crashes frequently
- 🔋 Drains battery quickly
- 🤔 Inconsistent file recognition
- 📁 Limited file management options
Bugs and requests
uDisk
Reported bugs
6 issues- Cannot save files manually
- Material does not always show
- Does not work after initial use
- Cannot rotate screen
- Does not transfer videos from phone
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- No permissions requested for file access
Requested features
2 requests- App should be pre-loaded on the thumbdrive
- More clarity on app functionality and safety
CooDisk
Reported bugs
3 issues- Photos and videos disappearing from storage
- Unable to access previously transferred files
- App not recognizing external storage device
Requested features
4 requests- Add password protection for files
- Improve iPad compatibility
- Allow moving files between folders
- Provide better instructions and documentation
In-app purchases
uDisk
- Pro Version$3.99
CooDisk
No in-app purchases
