# PDF ProX vs HWP Viewer

PDF ProX and HWP Viewer are too close to call on the numbers: across 8 compared parameters — price, review sentiment, update cadence and ads among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. PDF ProX sells 6 in-app purchases, starting at $19.99 per year and HWP Viewer sells 2 in-app purchases, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

PDF ProX ships an update weekly, HWP Viewer every 2 weeks. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | PDF ProX | HWP Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (37 ratings)](https://appshunter.io/ios/app/pdf-prox-pdf-reader-and-editor/id6787909790/reviews)** | — |
| Number of ratings | **37** | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 125 MB | 66 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ROOSTERX GLOBAL COMPANY LIMITED](https://appshunter.io/developer/6787909792) | [SUPERNOVA MEDIA JOINT STOCK COMPANY](https://appshunter.io/developer/1834349939) |

## What reviewers say

### PDF ProX

[App page](https://appshunter.io/ios/app/pdf-prox-pdf-reader-and-editor/id6787909790)

Transform your mobile device into a powerful scanner and PDF editor. Quickly scan documents, receipts, and photos, convert them to PDF, and then edit, compress, or secure your files. Organize and share your documents with ease.

**Highlights:** Mobile document scanning, PDF conversion, PDF editing and organization, Password protection, File compression, Edge detection and auto-cropping

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF ProX: PDF Reader & Editor | $19.99 | per year |
| PDF ProX: PDF Reader & Editor | $19.99 | per year |
| PDF ProX: PDF Reader & Editor | $24.99 | per year |
| PDF ProX: PDF Reader & Editor | $24.99 | per year |
| PDF ProX: PDF Reader & Editor | $29.99 | per year |
| PDF ProX: PDF Reader & Editor | $29.99 | per year |


### HWP Viewer

[App page](https://appshunter.io/ios/app/hwp-viewer-hangul-editor/id6808507107)

Easily open, edit, and convert HWP documents on your mobile device. This utility app allows you to manage files, convert PDFs and DOCs to HWP, and print documents directly from your phone.

**Highlights:** Open and read HWP/HWPX files, Edit HWP documents, Convert PDF to HWP, Convert DOC to HWP, Print documents, Smart file management

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly | $19.99 | per year |
| Yearly | $19.99 | per year |


## Frequently asked questions

### Is PDF ProX free?

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

### Is HWP Viewer free?

HWP Viewer is free to download, with in-app purchases available.

### Do PDF ProX or HWP Viewer have ads?

Both PDF ProX and HWP Viewer show ads.

### Which is updated more often, PDF ProX or HWP Viewer?

PDF ProX ships an update weekly, and HWP Viewer every 2 weeks. Most recently, PDF ProX was updated on November 5, 2026 and HWP Viewer on November 6, 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.*