# 한컴오피스 Viewer vs ezPDF DRM Reader

The clearest difference is ads: ezPDF DRM Reader at none against 한컴오피스 Viewer's shown. ezPDF DRM Reader also leads on monetization model (free vs free with in-app purchases) and update cadence (monthly vs every 3 months). 한컴오피스 Viewer's advantage is review sentiment (33% vs 8%) and ratings volume (73 vs 4). On price, rating, 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.

ezPDF DRM Reader holds the better App Store score, 2.0 against 1.8. That said, the two scores are not equally well evidenced: 한컴오피스 Viewer has 73 ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 33% of 한컴오피스 Viewer's written reviews are positive against 8% of ezPDF DRM Reader's, so the app with the better star average is not the one people write more warmly about.

한컴오피스 Viewer ships an update every 3 months, ezPDF DRM Reader monthly. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 한컴오피스 Viewer | ezPDF DRM Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (73 ratings)](https://appshunter.io/ios/app/viewer/id369832061/reviews) | **[2.0 (4 ratings)](https://appshunter.io/ios/app/ezpdf-drm-reader/id1367348074/reviews)** |
| Number of ratings | **73** | 4 |
| Positive reviews | **32.7% of reviews** | 7.7% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 571 MB | 39 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HANCOM Incorporated](https://appshunter.io/developer/363694367) | [Unidocs Inc.](https://appshunter.io/developer/396101795) |

## What reviewers say

### 한컴오피스 Viewer

[App page](https://appshunter.io/ios/app/viewer/id369832061)

View and manage documents from various office suites, including Hangul, Word, Excel, and PowerPoint. Convert documents to PDF or image files, and share them via email. Supports a wide range of file formats.

**Highlights:** Read and manage office documents, Support for HWP, DOC, XLS, PPT, PDF, Convert documents to PDF, Convert documents to image files, Send documents via email, Folder management

**In-app purchases:** none


### ezPDF DRM Reader

[App page](https://appshunter.io/ios/app/ezpdf-drm-reader/id1367348074)

This application allows users to view both standard and DRM-protected PDF files. It requires a login for secured documents but opens unprotected PDFs without one. It is designed for users who need to access documents created with ezPDF Editor 3.0.

**Highlights:** View DRM-protected PDFs, Open unprotected PDFs, Requires login for secured files, Compatible with ezPDF Editor 3.0 documents

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

**In-app purchases:** none


## Frequently asked questions

### Is 한컴오피스 Viewer free?

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

### Is ezPDF DRM Reader free?

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

### Which has better reviews, 한컴오피스 Viewer or ezPDF DRM Reader?

ezPDF DRM Reader is rated higher. 한컴오피스 Viewer averages 1.8 out of 5 from 73 ratings, while ezPDF DRM Reader averages 2.0 from 4 ratings.

### Do 한컴오피스 Viewer or ezPDF DRM Reader have ads?

한컴오피스 Viewer shows ads; ezPDF DRM Reader does not.

### Which is updated more often, 한컴오피스 Viewer or ezPDF DRM Reader?

한컴오피스 Viewer ships an update every 3 months, and ezPDF DRM Reader monthly. Most recently, 한컴오피스 Viewer was updated on September 25, 2026 and ezPDF DRM Reader on September 21, 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.*