U vs iBackup Kit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
U
Organize and manage files from your iPhone or iPad on external accessories. Features include a photo viewer with backup options, a music player with playlist generation, and robust file management tools like copy, move, and rename.
- Organize files on external accessories
- Photo viewer with backup export
- Music player with folder-based playlists
- Copy, move, delete, and rename files
- File transfer with Dropbox
- Open files in other applications
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U-Drive is one of the most capable application on your iOS device. It allows you to organize files from iPhone to external accessory. Features - Photo Viewer Tile view select to export photos for backup Short-key to instantly save photos into Camera Roll - Music Player Supports common format, such as AAC/AIF/MP4/M4A/MP3 Generates playlist of songs in the same folder - File Management Intuitive UI to manage files on iPhone/iPad Actions including Copy/Move/Delete/Rename File transfer between iOS devices and Dropbox Open-in allows user to open certain file type in another App
iBackup Kit
Expand your iOS device's storage with this portable flash drive. Transfer, view, and manage files between your iOS device and Mac/PC without Wi-Fi or a network connection. Enjoy features like file encryption, contact backup, and direct media playback.
- Two-way storage between iOS and Mac/PC
- No Wi-Fi or network signal required
- Seamless file transfer and viewing
- Organize, edit, and manage files
- Direct music and video playback
- File encryption
- Contacts backup and restore
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The D.teens is the ultimate solution for memory expansion on iOS device. It's provides two-way storage between iOS and MAC/PC without Wi-Fi, network signal or battery power. Compatible with virtually all devices featuring a Lightning connector, this ultra-slim and fast flash drive enables users to seamlessly transfer, view and share documents, images, video and audio files between a multitude of gadgets. Organize, edit and manage files across multiple platforms, including iPad, iPhone and more. Play music and videos directly from the freeing up space on your devices. Other features include file encryption, contacts backup-restore, and video streaming via Airplay, Whether traveling by airplane for a business trip, stuck in a remote location without reception, or wanting to share photos and videos of a recent vacation, D.teens fits perfectly into any lifestyle.
Screenshots
Verdict
The clearest difference is rating: U at 3.3 against iBackup Kit's 1.3. U also leads on monetization model (free vs paid) and update cadence (every 5 weeks vs every 5 months). iBackup Kit's advantage is review sentiment (34% vs 24%). On price, ratings volume, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
U holds the better App Store score, 3.3 against 1.3. Both are backed by a comparable volume of ratings — 19 and 11 respectively. Written reviews complicate that: 24% of U's written reviews are positive against 34% of iBackup Kit's, so the app with the better star average is not the one people write more warmly about.
U ships an update every 5 weeks, iBackup Kit every 5 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | U | iBackup Kit |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (19 ratings) — better | 1.3 (11 ratings) |
| Positive reviews | 23.8% of reviews | 34.5% of reviews — better |
| Number of ratings | 19 — better | 11 |
| Update frequency | Every 5 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 12.1 |
| Further details — not scored | ||
| Size | 46 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Mei-Hui Wang | 宗汉 陈 |
Customer experience
U
iBackup Kit
In-app purchases
U
No in-app purchases
iBackup Kit
No in-app purchases
