uDisk vs iExpand
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.
iExpand
This utility app allows users to read data from microSD cards via a Lightning connector. It supports backing up contacts and copying pictures, functioning as an external storage reader for compatible devices.
- MicroSD card reader functionality
- Lightning connector compatibility
- Contact backup
- Picture copying
- External data reading
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iExpand-Plus is an operated software of microSD card reader,which is made for Lightning connector.Working with external device,except traditional data reading function，it also can be used for reading data,backup contacts and copying pictures etc.
Screenshots
Verdict
The clearest difference is review sentiment: uDisk at 84% against iExpand's 0%. iExpand's advantage is in-app purchases (none vs 1) and iOS requirement (8.0 vs 11.0). 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. iExpand asks for nothing beyond the download.
uDisk ships an update every 2 months, iExpand every 6 weeks. The most recent releases landed on October 19, 2026 and October 12, 2026 respectively.
| Parameter | uDisk | iExpand |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (247 ratings) — better | — |
| Positive reviews | 83.8% of reviews — better | 0.0% of reviews |
| Number of ratings | 247 — better | — |
| Update frequency | Every 2 months | Every 6 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 | 8.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Brown Bear Technology Co., LTD | Shenzhen Reflying Electronic Co., Ltd |
Customer experience
uDisk
iExpand
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
iExpand
Not enough reviews yet to summarise bugs or requests.
In-app purchases
uDisk
- Pro Version$3.99
iExpand
No in-app purchases
