# SubGuard vs PDF Converter & Scanner Pro

The clearest difference is in-app purchases: SubGuard at none against PDF Converter & Scanner Pro's 3. SubGuard also leads on ads (none vs shown). PDF Converter & Scanner Pro's advantage is rating (4.8 vs 4.6) and iOS requirement (13.0 vs 18.0). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. PDF Converter & Scanner Pro sells 3 in-app purchases, starting at $3.99 per 7 days. SubGuard asks for nothing beyond the download.

PDF Converter & Scanner Pro holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 9 and 6 respectively.

SubGuard ships an update every 9 days, PDF Converter & Scanner Pro every 10 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SubGuard | PDF Converter & Scanner Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (9 ratings)](https://appshunter.io/ios/app/subguard-private-sub-tracker/id6447958086/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/pdf-converter-and-scanner-pro/id6751867404/reviews)** |
| Number of ratings | **9** | 6 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 10 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 16 MB | 49 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MEGAMOBI LIMITED](https://appshunter.io/developer/1683100389) | [JiuYingNetwork](https://appshunter.io/developer/1808661301) |

## What reviewers say

### SubGuard

[App page](https://appshunter.io/ios/app/subguard-private-sub-tracker/id6447958086)

This utility app offers lightning-fast QR and barcode scanning with AI-powered identification for plants, animals, and more. Its lightweight design and intuitive interface make it easy to use for everyday tasks, from checking prices to learning about the world around you.

**Highlights:** Lightning-fast QR/barcode scanning, AI recognition for plants, animals, cars, Built-in flash for low-light scanning, Simple, lightweight, and intuitive interface, Save and organize scanned information, Generate QR codes

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

**In-app purchases:** none


### PDF Converter & Scanner Pro

[App page](https://appshunter.io/ios/app/pdf-converter-and-scanner-pro/id6751867404)

Easily convert images and documents into PDFs with a smart scanner that recognizes borders. This app offers a full suite of PDF tools, including combining, splitting, and compressing files, all while prioritizing user privacy with on-device processing.

**Highlights:** Image to PDF conversion, PDF toolbox (combine, split, compress), Smart scanning with border recognition, On-device processing for privacy, File management (rename, arrange, export)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| one week | $3.99 | per 7 days |
| one month | $12.99 | per month |
| one year | $24.99 | per year |


## Frequently asked questions

### Is SubGuard free?

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

### Is PDF Converter & Scanner Pro free?

PDF Converter & Scanner Pro is free to download, with in-app purchases available.

### Which has better reviews, SubGuard or PDF Converter & Scanner Pro?

PDF Converter & Scanner Pro is rated higher. SubGuard averages 4.6 out of 5 from 9 ratings, while PDF Converter & Scanner Pro averages 4.8 from 6 ratings.

### Do SubGuard or PDF Converter & Scanner Pro have ads?

PDF Converter & Scanner Pro shows ads; SubGuard does not.

### Which is updated more often, SubGuard or PDF Converter & Scanner Pro?

SubGuard ships an update every 9 days, and PDF Converter & Scanner Pro every 10 days. Most recently, SubGuard was updated on October 25, 2026 and PDF Converter & Scanner Pro on October 28, 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.*