# 空の青さを知る vs 何度目かの式

The clearest difference is in-app purchases: 空の青さを知る at none against 何度目かの式's 1. 何度目かの式's advantage is iOS requirement (13.0 vs 15.5). On price, ads and device support there is nothing between them.

Both are free to download. 何度目かの式 sells 1 one-off in-app purchase. 空の青さを知る asks for nothing beyond the download.

## The numbers

| Metric | 空の青さを知る | 何度目かの式 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 86 MB | 589 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 12+ |
| Developer | [chiaki matsuda](https://appshunter.io/developer/1602664460) | [株式会社オレンジ](https://appshunter.io/developer/973453853) |

## What reviewers say

### 空の青さを知る

[App page](https://appshunter.io/ios/app/id1602664458)

**Features:** macOS Compatibility

**In-app purchases:** none


### 何度目かの式

[App page](https://appshunter.io/ios/app/id6761742718)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全ストーリー | $5.99 | one-time |


## Frequently asked questions

### Is 空の青さを知る free?

空の青さを知る is free to download, with no in-app purchases.

### Is 何度目かの式 free?

何度目かの式 is free to download, with in-app purchases available.

### Do 空の青さを知る or 何度目かの式 have ads?

Neither 空の青さを知る nor 何度目かの式 shows ads.

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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.*