Comparison

Right PDF Reader vs QR Code Scanner&Generator

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

Head to head
About

Right PDF Reader

This application provides robust PDF viewing, annotation, and management tools. It allows users to organize, share, and sign documents with a user-friendly interface and advanced features.

Highlights
  • Fast PDF viewing
  • Annotation tools (highlight, draw, text)
  • Document organization with folders
  • Cloud storage integration (Dropbox, WebDAV)
  • Handwritten signature creation
  • Form filling
  • Password protection
Features
Read full description

Right PDF Reader goes beyond a free PDF reader app. Created by a team of professionals in the PDF software business since 1993, Right PDF Reader has a simple UI that is easy to navigate and more features than average free readers. PDF Viewing - Fast document open speed - Browse lets you view PDFs in the device or iCloud - Supported thumbnail view - View PDF portfolio, comment, attachment and protected document - Single page view or continuous view available - Fit page width or whole page are also available under single page view - Use Day/Night mode to adjust brightness - After tapping page number, you can enter a number and jump to that page directly. - Quickly add and edit Bookmarks and Marks - Search document Note and Comments - Use highlight, cross-out and underline to annotate PDF with customizable color and opacity - Note lets you to add text comment anywhere in PDF - Use Draw Tools to mark up PDF with color, thickness and opacity of your choice. Move and undo are also supported - Batch remove comments Document Management - Create folder to organize PDFs better - Move or copy multiple documents to a folder - Compress multiple documents or folders, or extract any package quickly - Rename document - Attach one or multiple PDFs to an e-mail - Select and delete multiple documents Online Sharing - Get documents in and out of Dropbox - Add WebDAV servers to upload/download documents easily - Access documents in Gaaiho PDF online or upload documents directly to the app (permissions required), breaking the barrier between computer and your iPhone/iPad Handwritten signature - You can create a handwritten signature by drawing, using an image, or taking a photo - Sign anywhere in document Other Features - Fill a form - Use “open in” to share PDF files with other applications - Auto-memorize the point you quitted reading last time - Protect PDF with an open password - Print document

About

QR Code Scanner&Generator

Easily scan existing QR codes or generate new ones from URLs and text. Save your created codes on your device and access them later through a history feature. Import codes from your photo album for added convenience.

Highlights
  • Scan QR codes
  • Generate QR codes from text/URLs
  • Save generated QR codes
  • Import QR codes from photo album
  • History of scanned codes
Features
Read full description

This application can be used to scan QR code and create your own QR code from a url or text. You can store your own QR code on your device. No in-app ads and beautiful UI may make you a good experience. You can also import the QR code stored in your photo album. The “history” can help you to review the url or text once you scanned.

Screenshots

Right PDF Reader4 screens
QR Code Scanner&Generator4 screens

Verdict

The call

The clearest difference is update cadence: QR Code Scanner&Generator at every 2 weeks against Right PDF Reader's every 11 months. QR Code Scanner&Generator also leads on rating (5.0 vs 4.6) and iOS requirement (11.0 vs 14.0). Right PDF Reader's advantage is ratings volume (5 vs 1). On price, review sentiment, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

QR Code Scanner&Generator holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Right PDF Reader has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 92% of Right PDF Reader's written reviews are positive against 100% of QR Code Scanner&Generator's.

UpkeepUpdate frequency

Right PDF Reader ships an update every 11 months, QR Code Scanner&Generator every 2 weeks. The most recent releases landed on September 27, 2026 and October 3, 2026 respectively.

Scorecard4 real differences · 6 level
Right PDF Reader versus QR Code Scanner&Generator: the parameters behind the verdict, then further details
ParameterRight PDF ReaderQR Code Scanner&Generator
PriceFreeFree
Rating4.6 (5 ratings)5.0 (1 ratings) — better
Positive reviews92.3% of reviews100.0% of reviews — better
Number of ratings5 — better1
Update frequencyEvery 11 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.011.0 — better
Further details — not scored
Size79 MB9 MB
Age rating4+4+
DeveloperZEON CorpYUN ZHANG

Customer experience

Right PDF Reader

All ratings5 ratings
Positive80.0%
Neutral20.0%
Negative0.0%
Written reviews13 reviews
Positive92.3%
Neutral7.7%
Negative0.0%

QR Code Scanner&Generator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Right PDF Reader

No in-app purchases

None

QR Code Scanner&Generator

No in-app purchases

Questions

Is Right PDF Reader free?
Right PDF Reader is free to download, with no in-app purchases.
Is QR Code Scanner&Generator free?
QR Code Scanner&Generator is free to download, with no in-app purchases.
Which has better reviews, Right PDF Reader or QR Code Scanner&Generator?
QR Code Scanner&Generator is rated higher. Right PDF Reader averages 4.6 out of 5 from 5 ratings, while QR Code Scanner&Generator averages 5.0 from 1 ratings.
Do Right PDF Reader or QR Code Scanner&Generator have ads?
Neither Right PDF Reader nor QR Code Scanner&Generator shows ads.
Which is updated more often, Right PDF Reader or QR Code Scanner&Generator?
Right PDF Reader ships an update every 11 months, and QR Code Scanner&Generator every 2 weeks. Most recently, Right PDF Reader was updated on September 27, 2026 and QR Code Scanner&Generator on October 3, 2026.

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