# Secure QR Code Reader vs PDF Reader

The clearest difference is in-app purchases: PDF Reader at none against Secure QR Code Reader's 5. 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.

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.

Secure QR Code Reader ships an update every 3 weeks, PDF Reader every 2 months. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Secure QR Code Reader | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (38 ratings)](https://appshunter.io/ios/app/secure-qr-code-reader/id6747162487/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 92 MB | 13 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Appwell Ltd](https://appshunter.io/developer/1747461777) | [Cuong Kieu Van](https://appshunter.io/developer/1816110113) |

## What reviewers say

### Secure QR Code Reader

[App page](https://appshunter.io/ios/app/secure-qr-code-reader/id6747162487)

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:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $6.99 | per 7 days |
| Premium | $9.99 | per 7 days |
| Premium | $49.99 | per year |
| Premium | $79.99 | per year |


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-convert-and-edit/id6752774269)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked 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.

### 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 October 16, 2026 and PDF Reader on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*