Comparison

Secure QR Code Reader vs PDF Reader

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

Head to head
About

Secure QR Code Reader

This tool allows you to quickly scan and generate QR codes and barcodes. It offers secure scanning to protect against malicious links and uses AI for text recognition. Manage your scan history and create custom QR codes with ease.

Highlights
  • Fast QR code scanning
  • Secure scanning protection
  • Barcode reader
  • AI text recognition
  • Scan history management
  • QR code generator
Features
Read full description

Secure QR Code & Barcode Scanner – Smart AI Recognition Tool Easily & secure scan, recognize, and create QR codes and barcodes with this powerful all-in-one tool. Whether you’re scanning product barcodes, opening website links, or managing contact information, our app makes everything quick and effortless. Key Features: – Fast QR Code Scanning: Instantly scan any QR code with high accuracy. – Secure Scanning Protection: Detect potentially malicious or phishing websites when scanning QR codes, helping to protect your phone from online threats. – Barcode Reader: Identify product information and details in seconds. – AI Scanning & Text Recognition: Use advanced AI to detect and extract text from documents or images. – History Management: Automatically saves your scan history for quick access anytime. – QR Code Generator: Create custom QR codes for websites, texts, contacts, or Wi-Fi with just a few taps. – Perfect for everyday users, businesses, and professionals who need a smart and reliable scanning solution. Download now and experience faster, smarter scanning!Join the revolution. Capture. Organize. Excel. Unlimited Access Subscription Plan – You can subscribe for unlimited access to all the features. – Subscriptions are billed weekly or annually at the rate depending on the selected subscription plan. – Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. – Subscription auto-renewal may be turned off in the Account Settings on the App Store. Privacy policy: https://sites.google.com/view/secure-qrcode-privacy Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

PDF Reader

Manage PDF files on your iPhone and iPad with this comprehensive tool. Easily read, convert, edit, merge, split, compress, and sign documents. Organize and share your files efficiently with a fast and intuitive interface.

Highlights
  • Read PDFs smoothly
  • Convert documents to PDF
  • Edit text and annotate
  • Sign PDF forms
  • Merge or split PDFs
  • Compress PDFs
  • Organize and share documents
Features
Read full description

PDF Reader: Convert & Edit is your all-in-one solution for managing PDF files on iPhone and iPad. Easily read, convert, edit, merge, split, compress, and sign PDF documents with powerful tools designed for productivity. - Key Features Read PDFs smoothly, even large files. Convert documents to PDF and export with ease. Edit text, highlight, and annotate PDFs. Sign and draw PDF forms quickly. Merge or split PDF files in seconds. Compress PDFs to save storage and share faster. Organize & share documents via email. - Why Choose Us? Fast and intuitive interface. Professional tools in one app. Secure, private, and reliable. - Download now and make PDF management simple, fast, and effective!

Screenshots

Secure QR Code Reader4 screens
PDF Reader4 screens

Verdict

The call

The clearest difference is in-app purchases: PDF Reader at none against Secure QR Code Reader's 5. PDF Reader also leads on rating (4.8 vs 4.4). Secure QR Code Reader's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price, 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

Both are free to download. Secure QR Code Reader sells 4 in-app purchases, starting at $6.99 per 7 days. PDF Reader asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PDF Reader holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: Secure QR Code Reader has 38 ratings behind it against 5, so its average is the more settled of the two.

UpkeepUpdate frequency

Secure QR Code Reader ships an update every 3 weeks, PDF Reader every 2 months. The most recent releases landed on November 5, 2026 and November 8, 2026 respectively.

Scorecard6 real differences · 4 level
Secure QR Code Reader versus PDF Reader: the parameters behind the verdict, then further details
ParameterSecure QR Code ReaderPDF Reader
PriceFreeFree
Rating4.4 (38 ratings)4.8 (5 ratings) — better
Positive reviews66.7% of reviews—
Number of ratings38 — better5
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better16.6
Further details — not scored
Size92 MB13 MB
Age rating4+4+
DeveloperAppwell LtdCuong Kieu Van

Customer experience

Secure QR Code Reader

All ratings38 ratings
Positive84.2%
Neutral7.9%
Negative7.9%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

PDF Reader

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Secure QR Code Reader

Subscriptions4
  • Premium$6.997 Days
  • Premium2 variants$9.997 Days
  • Premium$49.991 Year
Show 1 more
  • Premium$79.991 Year
None

PDF Reader

No in-app purchases

Questions

Is Secure QR Code Reader free?
Secure QR Code Reader is free to download, with in-app purchases available.
Is PDF Reader free?
PDF Reader is free to download, with no in-app purchases.
Which has better reviews, Secure QR Code Reader or PDF Reader?
PDF Reader is rated higher. Secure QR Code Reader averages 4.4 out of 5 from 38 ratings, while PDF Reader averages 4.8 from 5 ratings.
Do Secure QR Code Reader or PDF Reader have ads?
PDF Reader shows ads; Secure QR Code Reader does not.
Which is updated more often, Secure QR Code Reader or PDF Reader?
Secure QR Code Reader ships an update every 3 weeks, and PDF Reader every 2 months. Most recently, Secure QR Code Reader was updated on November 5, 2026 and PDF Reader on November 8, 2026.

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