Comparison

uDisk vs i

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

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
Read full description

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.

About

i

Access and manage files stored on your USB flash drive directly from your mobile device. Organize videos, music, documents, and other resources with ease.

Highlights
  • U disk local view
  • Storage management
  • Store video
  • Store music
  • Store documents
Features
Read full description

U disk local view, storage. Can store video, music, documents and other resources

Screenshots

uDisk4 screens
i1 screens

Verdict

The call

The clearest difference is review sentiment: uDisk at 84% against i's 7%. uDisk also leads on rating (4.3 vs 1.9) and ads (none vs shown). i's advantage is in-app purchases (none vs 1) and iOS requirement (8.0 vs 11.0). On price, ratings volume, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

uDisk holds the better App Store score, 4.3 against 1.9. Both are backed by a comparable volume of ratings — 233 and 156 respectively. Written reviews point the same way: 84% of uDisk's written reviews are positive against 7% of i's.

UpkeepUpdate frequency

uDisk ships an update every 2 months, i monthly. The most recent releases landed on September 17, 2026 and July 5, 2026 respectively.

Scorecard6 real differences · 4 level
uDisk versus i: the parameters behind the verdict, then further details
ParameteruDiski
PriceFreeFree
Rating4.3 (233 ratings) — better1.9 (156 ratings)
Positive reviews83.7% of reviews — better7.4% of reviews
Number of ratings233 — better156
Update frequencyEvery 2 monthsMonthly — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.08.0 — better
Further details — not scored
Size20 MB72 MB
Age rating4+17+
DeveloperShenzhen Brown Bear Technology Co., LTDSmartchunk Ltd.

Customer experience

uDisk

All ratings233 ratings
Positive82.8%
Neutral4.7%
Negative12.4%
Written reviews104 reviews
Positive83.7%
Neutral4.8%
Negative11.5%

i

All ratings156 ratings
Positive18.6%
Neutral6.4%
Negative75.0%
Written reviews215 reviews
Positive7.4%
Neutral9.3%
Negative83.3%

User reviews

uDisk

From 233 App Store ratings

What 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

i

From 156 App Store ratings

What we love

  • 🚀 Fast app
  • 👍 Useful for phone storage
  • 🚀 Works great

Room to improve

  • 🐛 App crashes
  • 🐛 App not working
  • 🐛 App not recognized
  • 🐛 App not compatible
  • 🐛 App issues

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
Show 1 more
  • 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

i

Reported bugs

7 issues
  • App crashes on launch
  • App not opening
  • App not recognizing drive
  • Incompatible with iOS 13+
  • Issues with file transfer
Show 2 more
  • Corrupted data
  • Deleted user files

Requested features

4 requests
  • Add Russian language
  • Improve file management
  • Integrate with iPhone Files app
  • Add dark mode

In-app purchases

1 purchases

uDisk

One-time1
  • Pro Version$3.99
None

i

No in-app purchases

Questions

Is uDisk free?
uDisk is free to download, with in-app purchases available.
Is i free?
i is free to download, with no in-app purchases.
Which has better reviews, uDisk or i?
uDisk is rated higher. uDisk averages 4.3 out of 5 from 233 ratings, while i averages 1.9 from 156 ratings.
Do uDisk or i have ads?
i shows ads; uDisk does not.
Which is updated more often, uDisk or i?
uDisk ships an update every 2 months, and i monthly. Most recently, uDisk was updated on September 17, 2026 and i on July 5, 2026.

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