Comparison

USB Disk vs Wi

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

Head to head
About

USB Disk

Manage and view documents on your iPhone or iPad with this intuitive file manager. Access cloud storage, open various file types, and transfer files via iTunes. Advanced features like photo library access and PDF annotation are available via subscription.

Highlights
  • Cloud storage integration (Dropbox, Google Drive, OneDrive, Box)
  • Built-in document viewer for various file types
  • File transfer via iTunes
  • Create and open zip files
  • Swipe navigation and file previews
  • Email documents and download attachments
Features
Read full description

USB Disk lets you store, view and manage documents on your iPhone or 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 or 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. • Open and create zip files. • Store and view files. • 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. • Restores last viewing position. • Full screen file viewer. • CBR and CBZ file viewer. • USB file transfers. • Background audio. • Slideshow with adjustable delay. • Fast scrolling, page up/down functionalities. • Email your documents. • Lock code. SUPPORTED FILE TYPES • PDF files. • Compressed files (zip, rar). • 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: • 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

Wi

Transform your iOS device into a portable flash drive. Easily transfer files to and from your phone or tablet using a web browser over your Wi-Fi network. No external network or complicated setup required.

Highlights
  • Turn iOS device into a flash drive
  • Transfer files via web browser
  • Download files from device
  • Easy Wi-Fi network connection
  • No external network needed
Features
Read full description

Wi-Fi Flash Drive is a convenient and practical iOS application that turns your iOS device into a portable flash drive. By connecting to the same Wi-Fi network, other devices can transfer files to your iOS device through a web browser, and you can also download files stored on your device to other devices. This application is very simple to use and does not require external network support. Main Features: 1. Flash Drive Mode: Turn your iOS device into a flash drive, allowing you to browse and transfer files on other devices. 2. File Transfer: Other devices can transfer files to your iOS device through a web browser over the Wi-Fi network. 3. File Download: You can select files from your iOS device and download them to other devices. 4. Easy to Use: No complicated settings are needed, just connect to the same Wi-Fi network to start using. How to Use: 1. Download and install the Wi-Fi Flash Drive application. 2. Open the application and connect to your Wi-Fi network. 3. Open any web browser on another device. 4. Enter the IP address and port number of your iOS device. 5. You can browse and transfer files in the browser. Wi-Fi Flash Drive is a powerful and easy-to-use application that provides you with a convenient file transfer and storage solution. Whether in the office, school, or home, it can meet your file management needs. Download Wi-Fi Flash Drive now and turn your iOS device into a portable flash drive!

Screenshots

USB Disk4 screens
Wi4 screens

Verdict

The call

The clearest difference is price: Wi at Free against USB Disk's $0.99. Wi also leads on in-app purchases (none vs 10) and ads (none vs shown). USB Disk's advantage is rating (4.6 vs 2.0) and ratings volume (160 vs 3). On device support and iOS requirement 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

Wi is free to download; USB Disk costs $0.99 up front. USB Disk sells 10 in-app purchases, starting at $4.99 per month. Wi asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

USB Disk holds the better App Store score, 4.6 against 2.0. That said, the two scores are not equally well evidenced: USB Disk has 160 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

USB Disk ships an update every 3 months, Wi weekly. The most recent releases landed on September 28, 2026 and June 1, 2026 respectively.

Scorecard7 real differences · 3 level
USB Disk versus Wi: the parameters behind the verdict, then further details
ParameterUSB DiskWi
Price$0.99Free — better
Rating4.6 (160 ratings) — better2.0 (3 ratings)
Positive reviews70.8% of reviews—
Number of ratings160 — better3
Update frequencyEvery 3 monthsWeekly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size170 MB6 MB
Age rating4+4+
DeveloperImesart S.a.r.l.JENNIFER HILL

Customer experience

USB Disk

All ratings160 ratings
Positive91.3%
Neutral3.1%
Negative5.6%
Written reviews1,056 reviews
Positive70.8%
Neutral13.9%
Negative15.2%

Wi

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%

Bugs and requests

USB Disk

Reported bugs

3 issues
  • Inability to open certain file types
  • Compatibility issues with newer iOS versions
  • Syncing problems between devices

Requested features

4 requests
  • Support for more file types
  • Improved integration with cloud storage services
  • Ability to edit and annotate files
  • Better organization and folder management

Wi

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

USB Disk

Subscriptions1
  • USB Disk Pro Monthly7 Days trial$4.991 Month
One-time9
  • Audio Player +$0.99
  • Zip files support$0.99
  • Dropbox access$0.99
Show 6 more
  • Lock code$0.99
  • Text editor$0.99
  • Evernote access$0.99
  • Google Drive access$0.99
  • OneDrive access$0.99
  • WebDAV access$1.99
None

Wi

No in-app purchases

Questions

Is USB Disk free?
USB Disk costs $0.99, and also offers in-app purchases.
Is Wi free?
Wi is free to download, with no in-app purchases.
Which has better reviews, USB Disk or Wi?
USB Disk is rated higher. USB Disk averages 4.6 out of 5 from 160 ratings, while Wi averages 2.0 from 3 ratings.
Do USB Disk or Wi have ads?
USB Disk shows ads; Wi does not.
Which is updated more often, USB Disk or Wi?
USB Disk ships an update every 3 months, and Wi weekly. Most recently, USB Disk was updated on September 28, 2026 and Wi on June 1, 2026.

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