# PDF Reader vs 단위 변환기 Pro

The clearest difference is iOS requirement: PDF Reader at 16 against 단위 변환기 Pro's 18.2. 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 | 단위 변환기 Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (93 ratings)](https://appshunter.io/ios/app/pdf-reader-viewer/id6746119431/reviews)** | — |
| Number of ratings | **93** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 6 days | — |
| Monetization | Ad-supported | — |
| Size | 116 MB | 34 MB |
| Requires iOS | **16** | 18.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [All About Housing LLC](https://appshunter.io/developer/1773925650) | [SeokJun Jeong](https://appshunter.io/developer/1875885909) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-viewer/id6746119431)

This app provides a privacy-focused way to view, organize, and manage PDF files on your device. It offers tools for merging, splitting, securing documents, and converting images to PDF, all processed locally for enhanced data safety.

**Highlights:** View and organize PDF files, Merge and split PDFs, Secure documents with passwords, Convert images to PDF, Built-in document scanner, Local data processing for privacy

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

**In-app purchases:** none


### 단위 변환기 Pro

[App page](https://appshunter.io/ios/app/pro/id6761675571)

**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 단위 변환기 Pro free?

단위 변환기 Pro is free to download, with no in-app purchases.

### Do PDF Reader or 단위 변환기 Pro have ads?

Both PDF Reader and 단위 변환기 Pro show ads.

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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.*