# QuickMark vs BookViewer

The clearest difference is ads: BookViewer at none against QuickMark's shown. QuickMark's advantage is iOS requirement (13.0 vs 16.0). On price, 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.

## The numbers

| Metric | QuickMark | BookViewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Size | 15 MB | 2 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shuto Hatanaka](https://appshunter.io/developer/1839748900) | [jun murase](https://appshunter.io/developer/1867130231) |

## What reviewers say

### QuickMark

[App page](https://appshunter.io/ios/app/quickmark-markdown/id6752536985)

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

**In-app purchases:** none


### BookViewer

[App page](https://appshunter.io/ios/app/bookviewer/id6760602781)

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

**In-app purchases:** none


## Frequently asked questions

### Is QuickMark free?

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

### Is BookViewer free?

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

### Do QuickMark or BookViewer have ads?

QuickMark shows ads; BookViewer does not.

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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.*