uDisk vs iUSB Pro
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.
iUSB Pro
Expand your Apple 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.
- Backup photos and videos
- Backup contacts
- Save media directly to external storage
- Transfer files between devices
- Play media from external storage
- Expand device storage
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This app will allow you to backup photos and contacts, transfer files, take pictures and videos without using internal storage and more. This app will ONLY work with the external backup device it was designed for. If you do not have that device, this app will not do anything. With this app you can: Backup all of your photos and videos with one tap, or select specific photos and videos to backup. Backup all of your contacts. Take pictures and record videos that save directly to your external device without using internal storage on your Apple device. Transfer photos and videos from other devices, including non-Apple devices, to your Apple device. Play movies and television shows saved on your external device. Save files to the external device or transfer files on to your Apple device. If you are looking for a way to expand the storage of your apple device, save the pictures and videos on your apple device, or transfer between devices using different operating systems, this app is the perfect solution. Once you have the recommended external storage device, download this app and get started!
Screenshots
Verdict
The clearest difference is review sentiment: uDisk at 84% against iUSB Pro's 14%. uDisk also leads on rating (4.3 vs 2.6). iUSB Pro's advantage is in-app purchases (none vs 1) and ratings volume (1.1K vs 233). On price, update cadence, ads and device support 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. iUSB Pro asks for nothing beyond the download.
uDisk holds the better App Store score, 4.3 against 2.6. Both are backed by a comparable volume of ratings — 233 and 1.1K respectively. Written reviews point the same way: 84% of uDisk's written reviews are positive against 14% of iUSB Pro's.
uDisk ships an update every 2 months, iUSB Pro every 3 months. The most recent releases landed on September 25, 2026 and September 28, 2026 respectively.
| Parameter | uDisk | iUSB Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (233 ratings) — better | 2.6 (1.1K ratings) |
| Positive reviews | 83.7% of reviews — better | 14.0% of reviews |
| Number of ratings | 233 | 1.1K — better |
| Update frequency | Every 2 months — better | Every 3 months |
| 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 | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Brown Bear Technology Co., LTD | Shenzhen Feitianxia Technology Co, Ltd. |
Customer experience
uDisk
iUSB Pro
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
iUSB Pro
From 1.1K App Store ratingsWhat we love
- 🚀 Fast and useful
- 👍 Great app and connector
- 🚀 Smooth file transfer
Room to improve
- 🐛 Crashes frequently
- 🐛 Doesn't recognize device
- 🐛 Glitchy and unreliable
- 🐛 Compatibility issues with newer iPhones
- 🐛 Crashes when saving to camera roll
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
iUSB Pro
Reported bugs
4 issues- Doesn't work on iOS 11 or iPhone 8/X
- Folders show as empty even when files are present
- Can't transfer large videos or lots of small files
- Corrupts SD card and makes it unusable
Requested features
4 requests- Add support for Files app on iOS 11
- Improve music playback features
- Add option to open multiple files at once
- Provide better file management tools
In-app purchases
uDisk
- Pro Version$3.99
iUSB Pro
No in-app purchases
