# PureOpen vs MD Viewer

The clearest difference is iOS requirement: PureOpen at 15.0 against MD Viewer's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PureOpen ships an update every 9 days, MD Viewer weekly. The most recent releases landed on October 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | PureOpen | MD Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Size | 5 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Yechiel Ben David](https://appshunter.io/developer/1863307655) | [Enke Solutions LLC](https://appshunter.io/developer/1427110432) |

## What reviewers say

### PureOpen

[App page](https://appshunter.io/ios/app/pureopen-markdown-editor/id6800787472)

**Features:** Vision Pro support

**In-app purchases:** none


### MD Viewer

[App page](https://appshunter.io/ios/app/md-viewer-markdown-viewer/id6811154913)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PureOpen free?

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

### Is MD Viewer free?

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

### Do PureOpen or MD Viewer have ads?

Neither PureOpen nor MD Viewer shows ads.

### Which is updated more often, PureOpen or MD Viewer?

PureOpen ships an update every 9 days, and MD Viewer weekly. Most recently, PureOpen was updated on October 10, 2026 and MD Viewer on September 23, 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.*