Comparison

USB Disk SE, File Manager vs MobileMemory

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

Head to head
About

USB Disk SE, File Manager

This app allows you to store, view, and manage documents on your iPhone and iPad. It offers a built-in viewer, easy file transfers via iTunes, and integration with cloud storage services. Enjoy a simple interface with powerful features for organizing and accessing your files.

Highlights
  • Cloud storage integration (Dropbox, Google Drive, OneDrive, Box)
  • Store and view files on iPhone/iPod
  • Intuitive swipe navigation
  • File preview with thumbnails
  • Copy, paste, cut, delete, and create files
  • Email documents
  • USB file transfers
Features
Read full description

USB Disk lets you store, view and manage documents on your iPhone and iPad. It has an amazing built in document viewer and is very easy to use, with a simple and intuitive interface, yet it contains many powerful features. Drag and drop files in iTunes to transfer them to your iPhone / iPad, then view them anywhere! TUAW - "USB Disk is [...] a nicely designed one." Lifehacker - "The Best. USB Disk for iOS gives you a fast and easy way to transfer documents and images to your device." Apple - "New and Noteworthy" TOP REASONS TO BUY • Access Dropbox, Google Drive, OneDrive and Box. • Store and view files on your iPhone / iPod. • Navigate using swipes (like Photos / iBooks app). • Thumbnails let you preview your files. • Copy, paste, cut, delete and create files. MORE FEATURES • View and download email attachments. • Full screen file viewer. • USB file transfers. • Background audio. • Slideshow with adjustable delay. • Fast scrolling, page up/down functionalities. • Email your documents. SUPPORTED FILE TYPES • PDF files. • MS Office documents. • iWork documents. • Pictures (jpg, png, gif, ...). • eBooks (pdf, ePub, html, txt, ...). • Comics (cbr, cbz, pdf, ...). • Audio files (mp3, m4a, wav,...). • Video files (m4v, mov, avi, mkv, ...). UPDATES Buy now and get free updates. SUBSCRIPTION All features listed above can be used without an in app purchase. Some advanced features require an active subscription. These include: • Open and create zip files. • Adjust the audio mixer, use shuffle and repeat. • Access the device's photos library. • Protect the access to the app or specific files and folders with lock codes. • Access WebDAV and FTP servers. You can also configure SharePoint connections. • Edit simple text files. Also annotate PDF files. • Present files on external screens. Duration and price of each subscription are displayed in our storefront. All subscription costs will be charged to your Apple ID account, starting at the confirmation of purchase. Subscription automatically renews unless it is canceled at least 24 hours before the end of the subscription period. Your account will be charged for renewal within 24 hours prior to the end of the subscription period. It is not possible to cancel a subscription period once you have been charged for it. Any unused portion of a free trial period is forfeited as soon as a subscription is purchased. You can manage subscriptions and disable auto renewal by going to your account settings on the App Store after purchase. Terms of Service: https://imesart.com/legal/terms-of-service.php

About

MobileMemory

Free up storage space on your iPhone or iPad to capture more photos, download apps, and store media. Easily transfer files, back up your data, and shoot content directly to external storage.

Highlights
  • Transfer photos, videos, and documents
  • Automatic backup of content and contacts
  • Capture photos and videos directly to external storage
  • Create external media library
  • Bypass iTunes for file management
Features
Read full description

Have you ever run out of memory on your iPhone or iPad while trying to capture the perfect photo or download a movie or app? Leef’s newly upgraded MobileMemory app empowers you to go do more by freeing up space on your iPhone & iPad. It works together with Leef iBridge & Leef iAccess, giving you more space to create, more power to share, and more time to enjoy life’s adventures. TRANSFER: Quickly move and share photos, videos, and documents off your iPhone or iPad to free up space and/or bypass iTunes BACKUP: Automatically backup content and contacts so you never lose your essential data CAPTURE: Shoot photos and videos directly to your Leef device so you never miss the moment STORE: Easily create an external library of your media for quick access without taking up space on your iPhone or iPad

Screenshots

USB Disk SE, File Manager4 screens
MobileMemory4 screens

Verdict

The call

The clearest difference is in-app purchases: MobileMemory at none against USB Disk SE, File Manager's 4. MobileMemory also leads on ads (none vs shown) and update cadence (every 5 weeks vs every 3 months). USB Disk SE, File Manager's advantage is review sentiment (76% vs 52%) and rating (4.4 vs 4.2). On price and ratings volume 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. USB Disk SE, File Manager sells 4 in-app purchases, starting at $1.99 per 7 days. MobileMemory asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

USB Disk SE, File Manager holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 829 and 351 respectively. Written reviews point the same way: 76% of USB Disk SE, File Manager's written reviews are positive against 52% of MobileMemory's.

UpkeepUpdate frequency

USB Disk SE, File Manager ships an update every 3 months, MobileMemory every 5 weeks. Both last shipped on October 2, 2026.

Scorecard8 real differences · 2 level
USB Disk SE, File Manager versus MobileMemory: the parameters behind the verdict, then further details
ParameterUSB Disk SE, File ManagerMobileMemory
PriceFreeFree
Rating4.4 (829 ratings) — better4.2 (351 ratings)
Positive reviews76.2% of reviews — better52.0% of reviews
Number of ratings829 — better351
Update frequencyEvery 3 monthsEvery 5 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Apple TV, Apple Watch — betteriPhone, iPad, iPod
Requires iOS12.09.0 — better
Further details — not scored
Size195 MB32 MB
Age rating4+4+
DeveloperImesart S.a.r.l.Leef Ltd.

Customer experience

USB Disk SE, File Manager

All ratings829 ratings
Positive85.2%
Neutral4.2%
Negative10.6%
Written reviews1,783 reviews
Positive76.2%
Neutral9.8%
Negative14.0%

MobileMemory

All ratings351 ratings
Positive78.6%
Neutral6.3%
Negative15.1%
Written reviews625 reviews
Positive52.0%
Neutral9.1%
Negative38.9%

User reviews

USB Disk SE, File Manager

From 829 App Store ratings

What we love

  • 💾 Easy file storage and access
  • 📁 Convenient document management
  • 🔍 Supports various file formats
  • ⚙️ Useful for transferring files between devices

Room to improve

  • 🐛 Crashes and freezes reported
  • 🔒 Limited file access and editing capabilities
  • 💰 Paywall for some features
  • 🔍 Difficulty organizing files

MobileMemory

From 351 App Store ratings

What we love

  • 👍 Easy to use
  • 🚀 Fast and efficient file transfers
  • 💡 Convenient portable storage
  • 🚀 Quick photo/video backup
  • 👍 Helpful for managing iPhone storage

Room to improve

  • 🐛 Compatibility issues with newer iOS versions
  • 🐛 Unreliable file transfers
  • 🐛 Corrupted photos/videos
  • 🐛 Frequent crashes
  • 🐛 Firmware update process is cumbersome

Bugs and requests

USB Disk SE, File Manager

Reported bugs

3 issues
  • Crashes when opening certain file types
  • Syncing issues with iTunes
  • Compatibility problems with newer iOS versions

Requested features

4 requests
  • Ability to edit documents within the app
  • Improved file management with folders and renaming
  • Support for more file types
  • Wireless file transfer without iTunes

MobileMemory

Reported bugs

4 issues
  • Incompatible with iOS 11 and newer
  • Firmware update issues
  • Unreliable file transfer functionality
  • Crashes when unplugging the device

Requested features

5 requests
  • Improved file management features
  • Compatibility with latest iOS versions
  • Seamless firmware update process
  • Support for USB-C connectivity
  • Cloud storage integration

In-app purchases

4 purchases

USB Disk SE, File Manager

Subscriptions4
  • USB Disk Pro Weekly$1.997 Days
  • USB Disk Pro Monthly7 Days trial$4.991 Month
  • USB Disk Pro Half Yearly14 Days trial$19.996 Months
Show 1 more
  • USB Disk Pro Yearly1 Month trial$39.991 Year
None

MobileMemory

No in-app purchases

Questions

Is USB Disk SE, File Manager free?
USB Disk SE, File Manager is free to download, with in-app purchases available.
Is MobileMemory free?
MobileMemory is free to download, with no in-app purchases.
Which has better reviews, USB Disk SE, File Manager or MobileMemory?
USB Disk SE, File Manager is rated higher. USB Disk SE, File Manager averages 4.4 out of 5 from 829 ratings, while MobileMemory averages 4.2 from 351 ratings.
Do USB Disk SE, File Manager or MobileMemory have ads?
USB Disk SE, File Manager shows ads; MobileMemory does not.
Which is updated more often, USB Disk SE, File Manager or MobileMemory?
USB Disk SE, File Manager ships an update every 3 months, and MobileMemory every 5 weeks. Most recently, USB Disk SE, File Manager was updated on October 2, 2026 and MobileMemory on October 2, 2026.

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