# 歴史総合・日本史探究｜アシストシステム vs 情報Iイレブン

The clearest difference is ads: 情報Iイレブン at none against 歴史総合・日本史探究｜アシストシステム's shown. 歴史総合・日本史探究｜アシストシステム's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. 歴史総合・日本史探究｜アシストシステム sells 1 one-off in-app purchase and 情報Iイレブン sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

歴史総合・日本史探究｜アシストシステム ships an update every 10 days, 情報Iイレブン weekly. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 歴史総合・日本史探究｜アシストシステム | 情報Iイレブン |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Weekly** |
| Size | 424 MB | 14 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tsuyoshi Hayakawa](https://appshunter.io/developer/314516929) | [TAKAHIKO SOMA](https://appshunter.io/developer/6793002000) |

## What reviewers say

### 歴史総合・日本史探究｜アシストシステム

[App page](https://appshunter.io/ios/app/id6504427231)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 日本史探究追加データ | $2.99 | one-time |


### 情報Iイレブン

[App page](https://appshunter.io/ios/app/i/id6800539242)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全機能アンロック | $3.99 | one-time |


## Frequently asked questions

### Is 歴史総合・日本史探究｜アシストシステム free?

歴史総合・日本史探究｜アシストシステム is free to download, with in-app purchases available.

### Is 情報Iイレブン free?

情報Iイレブン is free to download, with in-app purchases available.

### Do 歴史総合・日本史探究｜アシストシステム or 情報Iイレブン have ads?

歴史総合・日本史探究｜アシストシステム shows ads; 情報Iイレブン does not.

### Which is updated more often, 歴史総合・日本史探究｜アシストシステム or 情報Iイレブン?

歴史総合・日本史探究｜アシストシステム ships an update every 10 days, and 情報Iイレブン weekly. Most recently, 歴史総合・日本史探究｜アシストシステム was updated on October 7, 2026 and 情報Iイレブン on October 15, 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.*