# 한글, 오피스, 이미지 PDF 변환 vs PDF Studio

The clearest difference is in-app purchases: 한글, 오피스, 이미지 PDF 변환 at none against PDF Studio's 2. 한글, 오피스, 이미지 PDF 변환 also leads on update cadence (every 3 days vs every 9 days) and iOS requirement (15.1 vs 18.0). PDF Studio's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. PDF Studio sells 2 in-app purchases, starting at $9.99 per year. 한글, 오피스, 이미지 PDF 변환 asks for nothing beyond the download.

한글, 오피스, 이미지 PDF 변환 ships an update every 3 days, PDF Studio every 9 days. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 한글, 오피스, 이미지 PDF 변환 | PDF Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 9 days |
| Size | 24 MB | 9 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [PIN 2](https://appshunter.io/developer/1823614800) | [Birkan Aksoy](https://appshunter.io/developer/1626910993) |

## What reviewers say

### 한글, 오피스, 이미지 PDF 변환

[App page](https://appshunter.io/ios/app/pdf-pdf-box/id6758421954)

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

**In-app purchases:** none


### PDF Studio

[App page](https://appshunter.io/ios/app/pdf-studio-reader-and-tools/id6781038759)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Studio Pro | $9.99 | per year |
| PDF Studio Pro (Lifetime) | $24.99 | one-time |


## Frequently asked questions

### Is 한글, 오피스, 이미지 PDF 변환 free?

한글, 오피스, 이미지 PDF 변환 is free to download, with no in-app purchases.

### Is PDF Studio free?

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

### Do 한글, 오피스, 이미지 PDF 변환 or PDF Studio have ads?

한글, 오피스, 이미지 PDF 변환 shows ads; PDF Studio does not.

### Which is updated more often, 한글, 오피스, 이미지 PDF 변환 or PDF Studio?

한글, 오피스, 이미지 PDF 변환 ships an update every 3 days, and PDF Studio every 9 days. Most recently, 한글, 오피스, 이미지 PDF 변환 was updated on October 16, 2026 and PDF Studio on October 25, 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.*