Comparison

I vs i

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

Head to head
About

I

Manage all your files on iOS devices with ease. This app allows you to exchange files between different devices and platforms, back up contacts and camera roll, and play media directly from your device. It supports a wide range of document, image, audio, and video file formats.

Highlights
  • File management for iOS devices
  • Cross-device file exchange
  • Contact and camera roll backup
  • Video and music playback
  • Image and document preview
  • Support for various file formats
Features
Read full description

The I-USBKey Pro is the best way to manage all your files on iOS devices,Exchanges files with different devices & platforms with ease. 1.Backup Contacts and Camera Roll. 2.Play Videos,Musics. 3.Preview Images,World. Supported File Formats: Document:DOC,XLS,PPT,TXT,else; Image:JPG,JPEG,BMP,GIF,else; Audio:MP3,AAC,AIF,else; Video:MP4,MOV,MKV,AVI,FLV,RMVB,ELSE;

About

i

Read full description

The i-Encrypted Pro is the best way to manage all your files on iOS devices,Exchanges files with different devices & platforms with ease. 1.Backup Contacts and Camera Roll. 2.Play Videos,Musics. 3.Preview Images,World. Supported File Formats: Document:DOC,XLS,PPT,TXT,else; Image:JPG,JPEG,BMP,GIF,else; Audio:MP3,AAC,AIF,else; Video:MP4,MOV,MKV,AVI,FLV,RMVB,ELSE;

Screenshots

I2 screens
i2 screens

Verdict

The call

The clearest difference is update cadence: I at every 9 days against i's every 6 weeks. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

I ships an update every 9 days, i every 6 weeks. The most recent releases landed on June 4, 2026 and September 14, 2026 respectively.

Scorecard1 real difference · 9 level
I versus i: the parameters behind the verdict, then further details
ParameterIi
PriceFreeFree
Rating5.0 (5 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 9 days — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better9.0
Further details — not scored
Size40 MB76 MB
Age rating4+4+
Developerzhong qibiao锦才 钟

In-app purchases

None

I

No in-app purchases

None

i

No in-app purchases

Questions

Is I free?
I is free to download, with no in-app purchases.
Is i free?
i is free to download, with no in-app purchases.
Do I or i have ads?
Neither I nor i shows ads.
Which is updated more often, I or i?
I ships an update every 9 days, and i every 6 weeks. Most recently, I was updated on June 4, 2026 and i on September 14, 2026.

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