# Manneung Viewer vs OpenRead

The clearest difference is in-app purchases: OpenRead at none against Manneung Viewer's 4. OpenRead also leads on update cadence (every 2 days vs every 10 days) and iOS requirement (15.1 vs 17.0). Manneung Viewer's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Manneung Viewer sells 4 one-off in-app purchases. OpenRead asks for nothing beyond the download.

Manneung Viewer ships an update every 10 days, OpenRead every 2 days. Both last shipped on November 13, 2026.

## The numbers

| Metric | Manneung Viewer | OpenRead |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 2 days** |
| Size | 51 MB | 44 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yongtae Kim](https://appshunter.io/developer/1469210954) | [KyoungChan Hwang](https://appshunter.io/developer/1837062084) |

## What reviewers say

### Manneung Viewer

[App page](https://appshunter.io/ios/app/manneung-viewer/id6808938836)

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A cup of coffee | $0.49 | one-time |
| A slice of cake | $1.99 | one-time |
| A lunch box | $2.99 | one-time |
| Manneung Viewer Pro | $3.99 | one-time |


### OpenRead

[App page](https://appshunter.io/ios/app/openread-pdf-document-reader/id6812635014)

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

**In-app purchases:** none


## Frequently asked questions

### Is Manneung Viewer free?

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

### Is OpenRead free?

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

### Do Manneung Viewer or OpenRead have ads?

OpenRead shows ads; Manneung Viewer does not.

### Which is updated more often, Manneung Viewer or OpenRead?

Manneung Viewer ships an update every 10 days, and OpenRead every 2 days. Most recently, Manneung Viewer was updated on November 13, 2026 and OpenRead on November 13, 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.*