# QRSecret vs Scan PDF

The clearest difference is in-app purchases: QRSecret at none against Scan PDF's 3. QRSecret also leads on iOS requirement (7.1 vs 14.0). Scan PDF's advantage is update cadence (every 2 months vs every 13 months). On price, ads and device support there is nothing between them.

Both are free to download. Scan PDF sells 3 in-app purchases, starting at $2.99 per 7 days. QRSecret asks for nothing beyond the download.

QRSecret ships an update every 13 months, Scan PDF every 2 months. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | QRSecret | Scan PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (18 ratings)](https://appshunter.io/ios/app/scan-pdf-documents-manager/id1215287203/reviews)** |
| Number of ratings | — | **18** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 2 months** |
| Monetization | — | Freemium |
| Size | 15 MB | 8 MB |
| Requires iOS | **7.1** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SpiralArm Consulting Limited](https://appshunter.io/developer/836987822) | [Alexandr Zelensky](https://appshunter.io/developer/1540163645) |

## What reviewers say

### QRSecret

[App page](https://appshunter.io/ios/app/qrsecret/id657457883)

**In-app purchases:** none


### Scan PDF

[App page](https://appshunter.io/ios/app/scan-pdf-documents-manager/id1215287203)

Easily create digital copies of physical documents using your device's camera. Convert them into PDF files with advanced editing, OCR, and signing capabilities. Share and manage your scanned documents efficiently.

**Highlights:** Create digital PDF copies of documents, Edit and annotate scanned PDFs, Image to Text (OCR) conversion, Sign and share PDF files, Post-processing effects for clean scans, User-friendly SwiftUI interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDFManager Premium Weekly | $2.99 | per 7 days |
| PDFManager Premium Montly | $6.99 | per month |
| PDFManager Premium Yearly | $19.99 | per year |


## Frequently asked questions

### Is QRSecret free?

QRSecret is free to download, with no in-app purchases.

### Is Scan PDF free?

Scan PDF is free to download, with in-app purchases available.

### Do QRSecret or Scan PDF have ads?

Neither QRSecret nor Scan PDF shows ads.

### Which is updated more often, QRSecret or Scan PDF?

QRSecret ships an update every 13 months, and Scan PDF every 2 months. Most recently, QRSecret was updated on October 26, 2026 and Scan PDF on October 30, 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.*