# iExtend+ vs U

The clearest difference is rating: U at 2.3 against iExtend+'s 1.8. U also leads on monetization model (free vs paid) and review sentiment (29% vs 6%). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

U holds the better App Store score, 2.3 against 1.8. Both are backed by a comparable volume of ratings — 46 and 17 respectively. Written reviews point the same way: 6% of iExtend+'s written reviews are positive against 29% of U's.

iExtend+ ships an update every 7 months, U every 3 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | iExtend+ | U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (46 ratings)](https://appshunter.io/ios/app/iextend-plus/id1086928453/reviews) | **[2.3 (17 ratings)](https://appshunter.io/ios/app/u-disk/id1119397038/reviews)** |
| Number of ratings | **46** | 17 |
| Positive reviews | 5.7% of reviews | **29.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Paid | **Free** |
| Size | 27 MB | 52 MB |
| Requires iOS | 12.1 | 12.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen H.D. Technology Co., Ltd.](https://appshunter.io/developer/1501670907) | [岚 丁](https://appshunter.io/developer/1465584117) |

## What reviewers say

### iExtend+

[App page](https://appshunter.io/ios/app/iextend-plus/id1086928453)

Expand your iOS device's storage with this portable flash drive. Seamlessly transfer, view, and manage files between your iPhone/iPad and Mac/PC without needing Wi-Fi or a network signal. Enjoy direct media playback and secure your data with encryption and backup features.

**Highlights:** Memory expansion for iOS devices, Two-way storage with Mac/PC, No Wi-Fi or network required, Direct media playback, File encryption, Contacts backup and restore

**Features:** macOS Compatibility

**In-app purchases:** none


### U

[App page](https://appshunter.io/ios/app/u-disk/id1119397038)

Expand your iOS device's storage with this portable flash drive. Seamlessly transfer, view, and manage files between your iPhone/iPad and Mac/PC without needing Wi-Fi or a network signal. Features include file encryption and contact backup.

**Highlights:** Memory expansion for iOS devices, Two-way storage transfer (iOS to Mac/PC), No Wi-Fi or network signal required, Transfer, view, and share files, File encryption, Contacts backup and restore, Video streaming via Airplay

**In-app purchases:** none


## Frequently asked questions

### Is iExtend+ free?

iExtend+ is free to download, with no in-app purchases.

### Is U free?

U is free to download, with no in-app purchases.

### Which has better reviews, iExtend+ or U?

U is rated higher. iExtend+ averages 1.8 out of 5 from 46 ratings, while U averages 2.3 from 17 ratings.

### Do iExtend+ or U have ads?

Neither iExtend+ nor U shows ads.

### Which is updated more often, iExtend+ or U?

iExtend+ ships an update every 7 months, and U every 3 months. Most recently, iExtend+ was updated on October 7, 2026 and U on October 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*