Comparison

i vs Y

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

Head to head
About

i

Easily manage files on a USB drive connected via a wired connection. Back up and restore photos and contacts directly to and from the USB drive without needing a network connection.

Highlights
  • Connect to USB drive
  • File management
  • Photo album backup
  • Photo album restore
  • Contact backup
  • Contact restore
  • Offline backup
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This APP can connect to a USB drive via a wired connection and manage the files on it. You can back up photo album files to the USB drive and restore them to the photo album, or back up contacts to the USB drive and restore them. Backup can be done without network access;

About

Y

Manage files on a USB drive directly from your iPhone. Back up photos and contacts, save media taken on your phone to the USB, and play content from the drive on your device. Expand your iPhone's storage capacity easily.

Highlights
  • USB disk management for iPhone
  • Back up photos and contacts
  • Save photos/videos directly to USB
  • Play media from USB on iPhone
  • View classified folders
  • File management and search
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Y-Disk Designed for you! Y-Disk is the management software for USB disk made for iPhone. With Y-Dish APP, you can back up your photos and contacts from your iPhone easily. Also, your pictures and video taken by the iPhone can be saved to the USB disk directly. And your pictures, video and music saved in the USB Disk can also be played at the iPhone. The limited capacity of the phone is not a problem to you. Functions of the Y-Disk: 1, View classified folders. While check in the APP, you can find the photos, videos, music and folders from your phone or USB Disk. Y-Disk can support different files in different format, like pictures in gif, videos in mkv, audio in m4a, word, PPT ect. 2, File management With Y-Disk APP, you can management your folders from USB Disk. Also, the APP can support different file arrangement and quick search of your folders, so that you can find what you need quickly. Y-Dish App will be the useful tools to your work. 3, Save pictures taken by phone direct in your USB Disk. With Y-Disk App, you can save pictures and video taken by phone, without taken your phone capacity. You can take pictures and videos at any time, even if your phone capacity is limited. 4, Back up photos and contacts With Y-disk App, you can back up your precious photos and contact lists even if insufficient storage space in iCloud. This is safe with your privacy. All your dates are under double protection with our USB Disk.

Screenshots

i2 screens
Y3 screens

Verdict

The call

The clearest difference is ratings volume: Y at 1.7K against i's 419. On price, rating, review sentiment and update cadence 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 2.1 for i against 2.0 for Y. Both are backed by a comparable volume of ratings — 419 and 1.7K respectively. Written reviews split almost evenly too, at 10% and 9% positive.

UpkeepUpdate frequency

i ships an update monthly, Y every 3 weeks. The most recent releases landed on September 18, 2026 and September 27, 2026 respectively.

Scorecard1 real difference · 9 level
i versus Y: the parameters behind the verdict, then further details
ParameteriY
PriceFreeFree
Rating2.1 (419 ratings) — better2.0 (1.7K ratings)
Positive reviews9.8% of reviews — better9.0% of reviews
Number of ratings4191.7K — better
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.08.0
Further details — not scored
Size74 MB29 MB
Age rating4+4+
DeveloperShenZhen 0101 technology Co.,LtdShenzhen Dianzhui Culture Technology Co., Ltd.

Customer experience

i

All ratings388 ratings
Positive24.7%
Neutral7.0%
Negative68.3%
Written reviews276 reviews
Positive9.8%
Neutral4.0%
Negative86.2%

Y

All ratings1,684 ratings
Positive20.9%
Neutral6.5%
Negative72.6%
Written reviews1,816 reviews
Positive9.0%
Neutral5.7%
Negative85.4%

User reviews

i

From 419 App Store ratings

What we love

  • 🚀 Easy to use
  • 💡 Convenient for transferring photos/videos
  • 👍 Works well with iPhone and iPad

Room to improve

  • 🐛 Frequent crashes and freezes
  • 🔌 Unreliable connection with device
  • 🤯 Confusing and unintuitive interface
  • 🤔 Limited functionality compared to claims

Y

From 1.7K App Store ratings

What we love

  • 🚀 Fast and efficient
  • 👍 Easy to use
  • 💡 Useful for backing up photos and videos

Room to improve

  • 🐛 Frequent crashes and glitches
  • 🔌 Unreliable USB connection
  • 📂 Issues with file management and organization
  • 🔍 Lack of visibility for file names and metadata

Bugs and requests

i

Reported bugs

3 issues
  • Device not recognized or shown as offline
  • Corrupted or lost files during transfer
  • Compatibility issues with newer iOS versions

Requested features

3 requests
  • Ability to create folders and organize files
  • Support for more file types beyond photos/videos
  • Improved stability and reliability

Y

Reported bugs

3 issues
  • App not recognizing USB drive
  • Corrupted or missing files after transfer
  • Incorrect date/time stamps on transferred files

Requested features

4 requests
  • Add option to select multiple files at once
  • Improve video playback functionality
  • Provide better support for file formats and codecs
  • Allow customization of file/folder structure

In-app purchases

None

i

No in-app purchases

None

Y

No in-app purchases

Questions

Is i free?
i is free to download, with no in-app purchases.
Is Y free?
Y is free to download, with no in-app purchases.
Which has better reviews, i or Y?
i is rated higher. i averages 2.1 out of 5 from 419 ratings, while Y averages 2.0 from 1.7K ratings.
Do i or Y have ads?
Neither i nor Y shows ads.
Which is updated more often, i or Y?
i ships an update monthly, and Y every 3 weeks. Most recently, i was updated on September 18, 2026 and Y on September 27, 2026.

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