# 日本史年号問題 vs 日本城郭検定2級 過去問・暗記アプリ

The clearest difference is update cadence: 日本城郭検定2級 過去問・暗記アプリ at every 3 weeks against 日本史年号問題's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 日本史年号問題 sells 1 one-off in-app purchase and 日本城郭検定2級 過去問・暗記アプリ sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

日本史年号問題 ships an update every 2 months, 日本城郭検定2級 過去問・暗記アプリ every 3 weeks. The most recent releases landed on October 27, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 日本史年号問題 | 日本城郭検定2級 過去問・暗記アプリ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 96.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 21 MB | 42 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Akira Fujisawa](https://appshunter.io/developer/1533514621) | [Hajime App Lab](https://appshunter.io/developer/1704838092) |

## What reviewers say

### 日本史年号問題

[App page](https://appshunter.io/ios/app/id1580222837)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $4.99 | one-time |


### 日本城郭検定2級 過去問・暗記アプリ

[App page](https://appshunter.io/ios/app/2/id6784968471)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $3.99 | one-time |
| 全問題解放 | $3.99 | one-time |
| 広告削除+全問題解放 | $5.99 | one-time |


## Frequently asked questions

### Is 日本史年号問題 free?

日本史年号問題 is free to download, with in-app purchases available.

### Is 日本城郭検定2級 過去問・暗記アプリ free?

日本城郭検定2級 過去問・暗記アプリ is free to download, with in-app purchases available.

### Do 日本史年号問題 or 日本城郭検定2級 過去問・暗記アプリ have ads?

Both 日本史年号問題 and 日本城郭検定2級 過去問・暗記アプリ show ads.

### Which is updated more often, 日本史年号問題 or 日本城郭検定2級 過去問・暗記アプリ?

日本史年号問題 ships an update every 2 months, and 日本城郭検定2級 過去問・暗記アプリ every 3 weeks. Most recently, 日本史年号問題 was updated on October 27, 2026 and 日本城郭検定2級 過去問・暗記アプリ on October 14, 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.*