Comparison

USB Disk Pro vs PdfToWatchReader Pro

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

Head to head
About

USB Disk Pro

Manage and view documents on your iPhone and iPad with this powerful file manager. It offers a built-in viewer, easy file transfers via iTunes or Wi-Fi, and supports numerous cloud services. Secure your files with encryption and access them from various locations.

Highlights
  • Store and view files
  • Built-in document viewer
  • iTunes and Wi-Fi file transfers
  • Cloud service integration
  • File encryption and protection
  • Supports Files app
Features
Read full description

USB Disk Pro 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 • Store and view files. • Open multiple documents in different pages. • Restores last viewing position. • Navigate using swipes (like Photos / iBooks app). • Thumbnails let you preview your files. • Protect & encrypt files using Apple's Data Protection. • Supports the Files application (file provider for iOS 11+). MORE FEATURES • View and download email attachments. • Full screen file viewer. • Copy, paste, cut, delete and create files. • USB file transfers. • File transfers without iTunes over WiFi. • TV / VGA out. • Slideshow with adjustable delay. • Fast scrolling, page up/down functionalities. • Email your documents. • Lock code. • Download web files. • In app web browser. • Storage provider for other apps. • Background audio. BROWSING LOCATIONS • Local files. • Dropbox. • Google Drive. • OneDrive, SharePoint. • Box. • Evernote. • WebDAV and WWW servers. • FTP, SFTP servers. • Device's Photo Library. READING 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, ...). EDITING FILE TYPES • ZIP files. • Small txt files. • PDF annotations. UPDATES Buy now and get free updates.

About

PdfToWatchReader Pro

Features
Read full description

PDF To Watch Reader Pro requires a subscription to access all features. PDF To Watch Reader Pro is the simplest way to carry your documents everywhere you go. Import any PDF and read it with clean, distraction-free pages on your iPhone and iPad — then glance down and keep reading right on your Apple Watch, no phone in hand. Your whole library stays in sync through your own iCloud or Google Drive account, so every document is available the moment you switch devices, and nothing ever leaves your control. Save your most-used searches and jump straight to what matters across your entire library with a single tap. Choose between light and dark themes for comfortable reading day or night, and manage your Apple Watch storage with a single tap. Private by design, fast, and made for people who read on the move. Subscription Information: Monthly and annual auto-renewing subscription options available Payment is charged to your Apple ID at confirmation of purchase Subscription automatically renews unless cancelled at least 24 hours before the end of the current period Manage or cancel your subscription in your Apple ID account settings Privacy Policy: https://pdfreaderpro.zonesoft.ro/privacy.html Terms of Use: https://pdfreaderpro.zonesoft.ro/terms.html

Screenshots

USB Disk Pro4 screens
PdfToWatchReader Pro4 screens

Verdict

The call

The clearest difference is price: PdfToWatchReader Pro at Free against USB Disk Pro's $99.99. USB Disk Pro's advantage is in-app purchases (none vs 2). On ads, 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

PdfToWatchReader Pro is free to download; USB Disk Pro costs $99.99 up front. PdfToWatchReader Pro sells 2 in-app purchases, starting at $0.99 per month. USB Disk Pro asks for nothing beyond the download.

Scorecard2 real differences · 8 level
USB Disk Pro versus PdfToWatchReader Pro: the parameters behind the verdict, then further details
ParameterUSB Disk ProPdfToWatchReader Pro
Price$99.99Free — better
Rating4.5 (142 ratings) — better—
Positive reviews65.6% of reviews—
Number of ratings142 — better—
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, Apple TV, Apple Watch — betteriPhone, iPad, Apple Watch
Requires iOS16.0 — better17.0
Further details — not scored
Size215 MB6 MB
Age rating17+4+
DeveloperImesart S.a.r.l.ZONESOFT S.R.L.

Bugs and requests

USB Disk Pro

Reported bugs

3 issues
  • App closing unexpectedly when using certain features
  • Inability to open large files without crashing
  • Inconsistent file handling and naming

Requested features

4 requests
  • Advanced video player controls (fast forward, slow motion, zoom)
  • Basic image editing tools
  • Improved file/folder organization and naming
  • Integration with more cloud storage services

PdfToWatchReader Pro

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

USB Disk Pro

No in-app purchases

2 purchases

PdfToWatchReader Pro

Subscriptions2
  • PdfToWatchReaderPro Premium3 Days trial$0.991 Month
  • PdfToWatchReaderPro Premium3 Days trial$9.991 Year

Questions

Is USB Disk Pro free?
USB Disk Pro costs $99.99, with no in-app purchases.
Is PdfToWatchReader Pro free?
PdfToWatchReader Pro is free to download, with in-app purchases available.
Do USB Disk Pro or PdfToWatchReader Pro have ads?
Neither USB Disk Pro nor PdfToWatchReader Pro shows ads.

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