# Scan PDF vs MERCUSYS

The clearest difference is ratings volume: MERCUSYS at 761 against Scan PDF's 18. MERCUSYS also leads on update cadence (every 3 weeks vs every 2 months) and review sentiment (89% vs 80%). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Scan PDF sells 3 in-app purchases, starting at $2.99 per 7 days and MERCUSYS sells 8 in-app purchases, starting at $3.49 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Scan PDF against 4.8 for MERCUSYS. That said, the two scores are not equally well evidenced: MERCUSYS has 761 ratings behind it against 18, so its average is the more settled of the two. Written reviews are what separate them: 80% of Scan PDF's written reviews are positive against 89% of MERCUSYS's.

Scan PDF ships an update every 2 months, MERCUSYS every 3 weeks. The most recent releases landed on October 8, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Scan PDF | MERCUSYS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (18 ratings)](https://appshunter.io/ios/app/scan-pdf-documents-manager/id1215287203/reviews) | [4.8 (761 ratings)](https://appshunter.io/ios/app/mercusys/id1539545426/reviews) |
| Number of ratings | 18 | **761** |
| Positive reviews | 80.0% of reviews | **89.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 8 MB | 764 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexandr Zelensky](https://appshunter.io/developer/1540163645) | [MERCUSYS Technologies Co., Ltd.](https://appshunter.io/developer/1816669928) |

## What reviewers say

### 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 |


### MERCUSYS

[App page](https://appshunter.io/ios/app/mercusys/id1539545426)

Easily set up and manage your mesh Wi-Fi system. The app guides you through installation, helps optimize unit placement for better coverage, and provides comprehensive control over your network. Enjoy faster, more reliable Wi-Fi throughout your home.

**Highlights:** Mesh Wi-Fi setup, Network management, Device connection monitoring, Guest network sharing, Website access restriction, Wi-Fi scheduling for devices, Device Wi-Fi priority control

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 Cam/month | $3.49 | per month |
| Premium 2 Cam/month | $6.99 | per month |
| Premium 3 Cam/month | $10.49 | per month |
| Premium 10 Cam/month | $11.99 | per month |
| Premium 1 Cam/year | $34.99 | per year |
| Premium 2 Cam/year | $69.99 | per year |
| Premium 3 Cam/year | $104.99 | per year |
| Premium 10 Cam/year | $119.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Fast and reliable
- 💡 Helpful app features
- 🔒 Good security and parental controls
- 🌐 Excellent WiFi coverage and connectivity

**What reviewers complain about**

- 🐛 Occasional app crashes or bugs
- 🔌 Limited functionality in certain modes
- 📱 App could use more customization options
- 🔍 Difficulty identifying connected devices

**Reported bugs**

- App sometimes fails to detect or connect to router
- Inconsistent performance after firmware updates
- Difficulty renaming or customizing mesh nodes

**Requested features**

- Add dark mode option
- Improve device management and monitoring
- Implement automatic network optimization
- Provide more granular parental control settings


## Frequently asked questions

### Is Scan PDF free?

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

### Is MERCUSYS free?

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

### Which has better reviews, Scan PDF or MERCUSYS?

Scan PDF and MERCUSYS are both rated 4.8 out of 5 on the App Store, from 18 and 761 ratings respectively.

### Do Scan PDF or MERCUSYS have ads?

Neither Scan PDF nor MERCUSYS shows ads.

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

Scan PDF ships an update every 2 months, and MERCUSYS every 3 weeks. Most recently, Scan PDF was updated on October 8, 2026 and MERCUSYS on October 18, 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.*