USB Mobile Disk vs iUSB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
USB Mobile Disk
This app turns your iPhone or iPad into a portable storage device, allowing you to carry documents, music, and videos. It features a built-in file manager, music player, PDF reader, and supports various file transfer methods.
- Portable storage for iPhone/iPad
- Advanced file manager
- Background music player
- PDF reader
- Gallery import/export
- FTP and HTTP file access
- ZIP file creation/extraction
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Carry all your documents, music, videos and any other data always with you. Store all your precious information in one secure place! This app transforms your iPhone & iPad to an advanced USB stick, full featured music player and even more: ▶ Use your iPhone and iPad as portable storage ▶ Advanced built-in file manager (rename, copy & paste, add folder, ...) ▶ Advanced background capable music player ▶ Advanced PDF reader ▶ Gallery import (photo and video) ▶ Gallery export (photo and video) ▶ Transfer downloaded files to your computer with iTunes ▶ Full FTP access to your files ▶ Full HTTP access to your downloads with your browser ▶ Send files by e-mail ▶ Receive files from other apps (e.g. e-mail attachments) ▶ Open files with other apps (e.g. Dropbox) ▶ Watch movies offline and listen to your music ▶ Preview and read documents (PDF Viewer) ▶ Create and extract ZIP-files ▶ Print documents using AirPrint ▶ Universal iPad / iPhone app ▶ HD / Retina support ▶▶▶ Have your USB stick always with you! The following file types are compatible with the built-in viewer. MOVIE FORMATS: Apple QuickTime (.mov), MPEG-4 (.mp4), m4v, 3GPP (.3gp) AUDIO FORMATS: MPEG-4 Advanced Audio Coding (.aac), Apple Lossless (.m4a) MPEG-1 audio layer 3 (.mp3), Waveform (.wav) DOCUMENT FORMATS: Excel (.xls), Keynote (.key.zip), Keynote '09 (.key), Numbers (.numbers.zip), Numbers '09 (.numbers), Pages (.pages.zip), Pages '09 (.pages), PDF (.pdf), Powerpoint (.ppt), Word (.doc), Rich Text Format (.rtf), Rich Text Format Directory (.rtfd.zip), Text (.txt), HTML (.htm/.html) IMAGE FORMATS: JPEG (.jpg/jpeg), Portable Network Graphics (.png), Graphics Interchange Format (.gif)
iUSB
Easily share and manage files on your iDevices via Wi-Fi or cable. Supports a wide range of document and media formats, with cloud integration and passcode lock for security.
- Wi-Fi file sharing
- Web browser file sharing
- Cable file transfer
- File and folder management
- Passcode app lock
- Extensive document and media format support
- Cloud storage integration
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This is very useful software for iDevices users, it lets you share all types of files easily and quickly via wifi. The main functions of iUSB: - Share files directly to iDevices via wifi (support IPv4 & IPv6 network). - Share files via wifi using a web browser to the device or computer. - Share files via cable to a computer. - Manage files and folders easily and efficiently. - Support for lock app by passcode. - Support video formats: MKV (with subtitle), MP4, M4V, MOV. - Allows to open almost common files with formats: MP3, XLS, PDF, PPT, DOC, RTF, KEY.ZIP, NUMBERS.ZIP, PAGES.ZIP, RTFD.ZIP, KEY, NUMBERS, PAGES, TXT, CSV, HTML, HTM. - Supports importing many popular file formats from other applications: ZIP, MP3, MP4, MOV, XLS, PDF, PPT, DOC, RTF, KEY, TXT, HTML, HTM. - Support exporting single file to other applications (ZIP, MP3, MP4, MOV, XLS, PDF, PPT, DOC, RTF, KEY, TXT, HTML, HTM). - Support download any file types from URL. - Support extract or compress ZIP file. - Support edit text file. - Allow to link to Dropbox account in order to upload/download files. - Allow to create folder and rename, delete item on Dropbox. - Support viewing GIF animation file. - Support importing HEIC and Live Photo from Camera Roll. - Support listening to m3 music while the app is hidden or off screen. This app can be used very easily. For any suggestions or support, reach us at info.poptato.com@gmail.com or via our website http://www.poptato.com
Screenshots
Verdict
The clearest difference is rating: USB Mobile Disk at 4.3 against iUSB's 3.3. USB Mobile Disk also leads on in-app purchases (none vs 1) and review sentiment (63% vs 50%). iUSB's advantage is ads (none vs shown) and update cadence (every 5 weeks vs every 3 months). On price, monetization model 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
USB Mobile Disk costs $0.99 and iUSB $0.99 up front. iUSB sells 1 one-off in-app purchase. USB Mobile Disk asks for nothing beyond the download.
USB Mobile Disk holds the better App Store score, 4.3 against 3.3. Both are backed by a comparable volume of ratings — 10 and 3 respectively. Written reviews point the same way: 63% of USB Mobile Disk's written reviews are positive against 50% of iUSB's.
USB Mobile Disk ships an update every 3 months, iUSB every 5 weeks. The most recent releases landed on September 27, 2026 and September 21, 2026 respectively.
| Parameter | USB Mobile Disk | iUSB |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 4.3 (10 ratings) — better | 3.3 (3 ratings) |
| Positive reviews | 62.5% of reviews — better | 50.0% of reviews |
| Number of ratings | 10 — better | 3 |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 28 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | Raphael Odermatt | Trung Pham |
Customer experience
USB Mobile Disk
iUSB
In-app purchases
USB Mobile Disk
No in-app purchases
iUSB
- Pro Version$1.99
