# PDF Reader vs 3s PDF Converter

The clearest difference is iOS requirement: 3s PDF Converter at 13.0 against PDF Reader's 15.5. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | PDF Reader | 3s PDF Converter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | — |
| Size | 120 MB | 25 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Giap](https://appshunter.io/developer/6773779077) | [MyungHoon Park](https://appshunter.io/developer/1648904333) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-edit-scan-and-sign/id6779201459)

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

**In-app purchases:** none


### 3s PDF Converter

[App page](https://appshunter.io/ios/app/3s-pdf-converter/id6779291998)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader free?

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

### Is 3s PDF Converter free?

3s PDF Converter is free to download, with no in-app purchases.

### Do PDF Reader or 3s PDF Converter have ads?

Both PDF Reader and 3s PDF Converter show ads.

---

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