# 青空文庫ビューア vs 青葉

The clearest difference is ads: 青葉 at none against 青空文庫ビューア's shown. 青空文庫ビューア's advantage is iOS requirement (16.4 vs 18.0). On price, update cadence, 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.

青空文庫ビューア ships an update weekly, 青葉 every 10 days. The most recent releases landed on November 6, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 青空文庫ビューア | 青葉 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 10 days |
| Size | 61 MB | 4 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Toshihiro Yagi](https://appshunter.io/developer/6806920568) | [Seiichiro Suzuki](https://appshunter.io/developer/6808213461) |

## What reviewers say

### 青空文庫ビューア

[App page](https://appshunter.io/ios/app/id6806920566)

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

**In-app purchases:** none


### 青葉

[App page](https://appshunter.io/ios/app/id6808213458)

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

**In-app purchases:** none


## Frequently asked questions

### Is 青空文庫ビューア free?

青空文庫ビューア is free to download, with no in-app purchases.

### Is 青葉 free?

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

### Do 青空文庫ビューア or 青葉 have ads?

青空文庫ビューア shows ads; 青葉 does not.

### Which is updated more often, 青空文庫ビューア or 青葉?

青空文庫ビューア ships an update weekly, and 青葉 every 10 days. Most recently, 青空文庫ビューア was updated on November 6, 2026 and 青葉 on October 29, 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.*