# 歴代天皇おぼえまSHOW！ vs 情報Ｉ｜アシストシステム

The clearest difference is update cadence: 歴代天皇おぼえまSHOW！ at daily against 情報Ｉ｜アシストシステム's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 歴代天皇おぼえまSHOW！ sells 1 one-off in-app purchase and 情報Ｉ｜アシストシステム sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

歴代天皇おぼえまSHOW！ ships an update daily, 情報Ｉ｜アシストシステム monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 歴代天皇おぼえまSHOW！ | 情報Ｉ｜アシストシステム |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 200 MB |
| Requires iOS | **14.5** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Akira Fujisawa](https://appshunter.io/developer/1533514621) | [Tsuyoshi Hayakawa](https://appshunter.io/developer/314516929) |

## What reviewers say

### 歴代天皇おぼえまSHOW！

[App page](https://appshunter.io/ios/app/show/id1668527121)

This app helps users memorize the names of past emperors. It's primarily designed for students preparing for exams but is also useful for anyone wanting to acquire general knowledge. Various modes are available to suit different learning styles.

**Highlights:** Memorize past emperors, Targeted for exam preparation, Acquire general knowledge, Multiple learning modes, Error correction reporting

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $2.99 | one-time |


### 情報Ｉ｜アシストシステム

[App page](https://appshunter.io/ios/app/id6553995227)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 問題・解説追加 | $2.99 | one-time |


## Frequently asked questions

### Is 歴代天皇おぼえまSHOW！ free?

歴代天皇おぼえまSHOW！ is free to download, with in-app purchases available.

### Is 情報Ｉ｜アシストシステム free?

情報Ｉ｜アシストシステム is free to download, with in-app purchases available.

### Do 歴代天皇おぼえまSHOW！ or 情報Ｉ｜アシストシステム have ads?

Both 歴代天皇おぼえまSHOW！ and 情報Ｉ｜アシストシステム show ads.

### Which is updated more often, 歴代天皇おぼえまSHOW！ or 情報Ｉ｜アシストシステム?

歴代天皇おぼえまSHOW！ ships an update daily, and 情報Ｉ｜アシストシステム monthly. Most recently, 歴代天皇おぼえまSHOW！ was updated on November 3, 2026 and 情報Ｉ｜アシストシステム on November 4, 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.*