# 歴史総合・日本史探究｜アシストシステム vs サクッと日本史(共通テスト対策)1問1答【サクトレ】

The clearest difference is in-app purchases: サクッと日本史(共通テスト対策)1問1答【サクトレ】 at none against 歴史総合・日本史探究｜アシストシステム's 1. サクッと日本史(共通テスト対策)1問1答【サクトレ】 also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence 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. サクッと日本史(共通テスト対策)1問1答【サクトレ】 asks for nothing beyond the download.

歴史総合・日本史探究｜アシストシステム ships an update fortnightly, サクッと日本史(共通テスト対策)1問1答【サクトレ】 every 4 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | 歴史総合・日本史探究｜アシストシステム | サクッと日本史(共通テスト対策)1問1答【サクトレ】 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 4 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 425 MB | 56 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tsuyoshi Hayakawa](https://appshunter.io/developer/314516929) | [DECRYPTION, CO., LTD.](https://appshunter.io/developer/1778172529) |

## 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 |


### サクッと日本史(共通テスト対策)1問1答【サクトレ】

[App page](https://appshunter.io/ios/app/11/id6744431615)

Prepare for the Japanese history portion of the Common Test with this app. It offers a simple, ad-free interface for one-answer questions, with explanations and the ability to review past mistakes. Ideal for efficient learning during commutes.

**Highlights:** Ad-free interface, One-answer question format, Explanations provided, Tracks correct answers for 3 past attempts, Focuses on Common Test Japanese history

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

**In-app purchases:** none


## 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 サクッと日本史(共通テスト対策)1問1答【サクトレ】 free?

サクッと日本史(共通テスト対策)1問1答【サクトレ】 is free to download, with no in-app purchases.

### Do 歴史総合・日本史探究｜アシストシステム or サクッと日本史(共通テスト対策)1問1答【サクトレ】 have ads?

歴史総合・日本史探究｜アシストシステム shows ads; サクッと日本史(共通テスト対策)1問1答【サクトレ】 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 サクッと日本史(共通テスト対策)1問1答【サクトレ】?

歴史総合・日本史探究｜アシストシステム ships an update fortnightly, and サクッと日本史(共通テスト対策)1問1答【サクトレ】 every 4 weeks. Most recently, 歴史総合・日本史探究｜アシストシステム was updated on October 24, 2026 and サクッと日本史(共通テスト対策)1問1答【サクトレ】 on October 24, 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.*