Comparison

FileViewer USB for iPhone vs FileBrowser Professional

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

Head to head
About

FileViewer USB for iPhone

This app allows you to view, store, transfer, print, and email a wide variety of file types on your iPhone. It offers robust PDF viewing capabilities, supports numerous document and media formats, and integrates with cloud storage services.

Highlights
  • View over 30 file types
  • Robust PDF reader
  • File and folder management
  • Transfer via USB, Wi-Fi, AirDrop, Email
  • Cloud storage integration
  • Print documents and images
Features
Currently charting
Read full description

OVERVIEW • FileViewer USB is a file viewing, storage, transfer, printing, and email application for the iPhone. It includes one of the best PDF viewers for the iPhone and can also view many other file types. Files are transferred to FileViewer USB, via iTunes (Finder in Mac OS 10.15 Catalina), using a Wi-Fi or USB connection, or via email, AirDrop, the Files app, or connected devices such as thumb drives. FILE VIEWING • Supported file types for direct viewing or listening include portable document format (.pdf), Microsoft Word (.doc & .docx), rich text format (.rtf), plain text files (.txt), Microsoft Excel (.xls & .xlsx), Microsoft PowerPoint (.ppt & .pptx), iWork files (.pages, .key, & .numbers), HTML documents (.html & .htm), web archives (.webarchive), image files (.jpg, .jpeg, .jp2, single & multipage .tif/.tiff, .gif, .bmp, & .png), audio files (.m4a - Apple Lossless & AAC formats, .mp3, .wav, and .aif), video files (.mp4, .m4v, .mov, and .3gp), and other file types (.h, .m, .c, .java, .js, .csv, & .log). • PDF reader is fast, handles large pdf files, and opens password-protected pdfs. A thumbnail scroll bar feature facilitates viewing of long documents. Pages can be bookmarked. Other features include search, markup functionality, and table of contents view. • Photos from the Photos app on the iPhone can be transferred to and viewed in FileViewer. • Images can be copied from this app to the device's camera roll. Images in a given folder can be viewed as a slide show. • Landscape mode as well as zooming and panning is supported for viewing documents and images. FILE & FOLDER MANAGEMENT • Folders can be created to organize files. • Files and folders can be deleted and renamed as well as moved or copied from one folder to another. • Multiple files can be deleted or moved to a different folder at the same time. • FileViewer files can be opened in other apps on the iPhone. • File and folder lists can be filtered by file type, folders, search phrase, and first letter of name. • Files and folders can be sorted by date, size, and modification date (ascending & descending). • Global file search. • Zip archives can be transferred to and unzipped in FileViewer, providing easy one-step transfer of groups of files and/or folders. Zip archives can be created from files and folders stored in FileViewer USB. • Capability to save many document types as a PDF. • Dragging and dropping of files into folders. AIRDROP • With AirDrop, users can share files directly between supported iOS devices, as well as between an iOS device and computer. SOCIAL MEDIA • Post images and web pages to Facebook and Twitter. EMAIL • Files ≤ 20 MB can be emailed as an attachment. • Email attachments can be transferred from the Mail app to FileViewer USB. PRINTING • Documents and images can be printed to AirPrint/ePrint compatible printers. CLOUD STORAGE • Connectivity to iCloud Drive, Box, Dropbox, Google Drive, and Microsoft OneDrive. AIRPLAY & DISPLAYING FILES ON AN EXTERNAL DISPLAY • Using AirPlay, you can wirelessly stream iPhone screen output, via an Apple TV, to an HDTV. • Audio can be wirelessly streamed using AirPlay, via an Apple TV, to an audio system. REQUIREMENTS • iOS 15 (or higher). • Files are transferred to FileViewer USB, via iTunes (Finder in Mac OS 10.15 Catalina), using a Wi-Fi or USB connection, or via email, AirDrop, the Files app, or connected devices such as thumb drives. SECURITY • Use your fingerprint, Face ID, or a password to protect access to FileViewer USB. • Individual files are protected using iOS data protection. HELP • Help is built into and available from within the FileViewer USB application.

About

FileBrowser Professional

Manage and edit documents directly from your iOS device. Access files from over 20 network and cloud storage locations, stream media, and perform bulk file operations. Integrates with other apps for seamless on-the-go editing and sharing.

Highlights
  • Access network and cloud storage
  • Edit documents in-place
  • Bulk file renaming
  • Automatic folder sync
  • Backup local files
  • Stream media files
  • Integrates with other apps
Features
Currently charting
Read full description

Professional document management for iOS, with bulk rename, backup and sync tasks. Edit your documents in-place, stream your media files and connect to over 20 different network and cloud storage locations. “Maximize the potential of what you can do with files on iOS” - Cult of Mac “FileBrowser remains the best option” - MacStories Direct and secure file access to your computers, servers and other storage devices on home or company networks. Core Features - Access file servers and cloud storage - View documents and optionally store them for offline viewing - Present a video, PowerPoint or Keynote direct from the server - Copy and move between any type of storage, from single files to whole directories - Bi-directional automatic sync of network folders to your iPad/iPhone - Backup local files to a network file server or cloud storage - Integrates with other apps allowing you to edit, save and share files while on the go - Integrates with your existing infrastructure, including Active Directory - Integrates with iOS data protection, utilising hardware-based encryption to secure content - Pro photographer XMP sidecar file support for rating images - VPN on-demand support for third-party VPN clients - Supports Microsoft Distributed File System (DFS) - Requires no additional software on company servers Office App Integration - No more duplication of documents between apps - Launch an Office app to edit a network document in-place - Changes are automatically saved to the original document - Scan documents or images direct to multi page PDF - Automatic colour and perspective correction of scanned documents MDM Integration - Centralised distribution of FileBrowser configuration settings - Enforced security lockdown - Conform to corporate Mobile Security Policies - Prevent users from changing local settings - Selectively override any local configuration setting - Distribute file server connection details - Control whether offline viewing/storage is permitted - Control whether content can be shared FileBrowser Professional uses the SMB1, SMB2, and SMB3 network access protocols (also known as CIFS or Windows File Sharing) to connect to: - Macs - PCs - NAS drives - Windows File Servers (including Windows Server Clusters) Access local storage - USB Drives - SD Cards - Folders of other apps - iCloud Drive folders of other apps - iOS Photo Library You can also connect to the following cloud storage - Microsoft OneDrive - Microsoft OneDrive for Business - Microsoft SharePoint 2013 or later - Box.com - Google Drive (including Shared Team Drives) - Dropbox (including Dropbox for Business) - Backblaze B2 - Amazon S3 - Nextcloud - pCloud - Digital Ocean S3 - FileBase S3 - Google Cloud S3 - iDrive Cloud S3 - Storj S3 - Wasabi S3 - WebDAV servers - FTP/FTPS servers - SFTP servers Unlike other file manager apps, we never gather any of your data. We also don't require you to create an account or register an email address with us. For fast friendly support please email support@stratospherix.com. We are happy to receive support emails in any language, but are only able to reply in English.

Screenshots

FileViewer USB for iPhone4 screens
FileBrowser Professional4 screens

Verdict

The call

The clearest difference is price: FileViewer USB for iPhone at $3.99 against FileBrowser Professional's $14.99. FileBrowser Professional's advantage is rating (4.7 vs 4.0) and ratings volume (1.5K vs 2). On ads, in-app purchases, 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

CostPrice · In-app purchases · Ads · Monetization

FileViewer USB for iPhone costs $3.99 and FileBrowser Professional $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

FileBrowser Professional holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: FileBrowser Professional has 1.5K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 56% of FileViewer USB for iPhone's written reviews are positive against 76% of FileBrowser Professional's.

UpkeepUpdate frequency

FileViewer USB for iPhone ships an update every 4 months, FileBrowser Professional every 5 weeks. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

Scorecard6 real differences · 5 level
FileViewer USB for iPhone versus FileBrowser Professional: the parameters behind the verdict, then further details
ParameterFileViewer USB for iPhoneFileBrowser Professional
Price$3.99 — better$14.99
Rating4.0 (2 ratings)4.7 (1.5K ratings) — better
Positive reviews55.6% of reviews75.6% of reviews — better
Number of ratings21.5K — better
Update frequencyEvery 4 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
Best chart rank#198#6 — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.0 — better15.6
Further details — not scored
Size17 MB85 MB
Age rating4+4+
DeveloperMitchell COHENStratospherix Ltd

Customer experience

FileViewer USB for iPhone

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews63 reviews
Positive55.6%
Neutral12.7%
Negative31.7%

FileBrowser Professional

All ratings1,524 ratings
Positive92.9%
Neutral2.5%
Negative4.6%
Written reviews348 reviews
Positive75.6%
Neutral6.6%
Negative17.8%

Bugs and requests

FileViewer USB for iPhone

Not enough reviews yet to summarise bugs or requests.

FileBrowser Professional

Reported bugs

5 issues
  • Cannot access S3 buckets without app running
  • Sync functionality not working as expected
  • Crashes when opening SharePoint locations
  • Loses login credentials for cloud/network devices
  • Inability to access OneDrive for Business

Requested features

9 requests
  • Create document functionality (HTML, PHP, CSS, JS)
  • Add support for album cover art
  • Longer text support for folders with unlimited characters
  • Loop one song option for media player
  • Freeform cropping option for images
Show 4 more
  • ID3 tag editor
  • SSH functionality
  • Mega cloud storage support
  • Frame.io integration

In-app purchases

None

FileViewer USB for iPhone

No in-app purchases

None

FileBrowser Professional

No in-app purchases

Questions

Is FileViewer USB for iPhone free?
FileViewer USB for iPhone costs $3.99, with no in-app purchases.
Is FileBrowser Professional free?
FileBrowser Professional costs $14.99, with no in-app purchases.
Which has better reviews, FileViewer USB for iPhone or FileBrowser Professional?
FileBrowser Professional is rated higher. FileViewer USB for iPhone averages 4.0 out of 5 from 2 ratings, while FileBrowser Professional averages 4.7 from 1.5K ratings.
Do FileViewer USB for iPhone or FileBrowser Professional have ads?
Neither FileViewer USB for iPhone nor FileBrowser Professional shows ads.
Which is updated more often, FileViewer USB for iPhone or FileBrowser Professional?
FileViewer USB for iPhone ships an update every 4 months, and FileBrowser Professional every 5 weeks. Most recently, FileViewer USB for iPhone was updated on September 25, 2026 and FileBrowser Professional on September 24, 2026.
Which is more popular, FileViewer USB for iPhone or FileBrowser Professional?
FileViewer USB for iPhone currently peaks at #198 in the App Store charts, and FileBrowser Professional at #6. Chart position reflects recent download velocity rather than total install base.

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