# メリーオブザデッド vs 空の青さを知る

The clearest difference is ads: 空の青さを知る at none against メリーオブザデッド's shown. メリーオブザデッド's advantage is iOS requirement (11.0 vs 15.5). 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.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 29, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | メリーオブザデッド | 空の青さを知る |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | Monthly |
| Size | 61 MB | 86 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Satoru Higuchi](https://appshunter.io/developer/1114844580) | [chiaki matsuda](https://appshunter.io/developer/1602664460) |

## What reviewers say

### メリーオブザデッド

[App page](https://appshunter.io/ios/app/id1538386090)

**Features:** macOS Compatibility

**In-app purchases:** none


### 空の青さを知る

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is メリーオブザデッド free?

メリーオブザデッド is free to download, with no in-app purchases.

### 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.

### Do メリーオブザデッド or 空の青さを知る have ads?

メリーオブザデッド shows ads; 空の青さを知る does not.

### Which is updated more often, メリーオブザデッド or 空の青さを知る?

メリーオブザデッド ships an update monthly, and 空の青さを知る monthly. Most recently, メリーオブザデッド was updated on October 29, 2026 and 空の青さを知る on November 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*