# Look@古文単語337 / 増補版 vs 歴史総合・日本史探究｜アシストシステム

The clearest difference is in-app purchases: Look@古文単語337 / 増補版 at none against 歴史総合・日本史探究｜アシストシステム's 1. Look@古文単語337 / 増補版 also leads on ads (none vs shown) and iOS requirement (10.0 vs 15.0). 歴史総合・日本史探究｜アシストシステム's advantage is update cadence (every 10 days vs every 3 months). On price 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. Look@古文単語337 / 増補版 asks for nothing beyond the download.

Look@古文単語337 / 増補版 ships an update every 3 months, 歴史総合・日本史探究｜アシストシステム every 10 days. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Look@古文単語337 / 増補版 | 歴史総合・日本史探究｜アシストシステム |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 65.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 13 MB | 424 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [株式会社 啓隆社](https://appshunter.io/developer/1720895267) | [Tsuyoshi Hayakawa](https://appshunter.io/developer/314516929) |

## What reviewers say

### Look@古文単語337 / 増補版

[App page](https://appshunter.io/ios/app/look337/id1328242016)

This app helps you efficiently learn classical Japanese vocabulary. It offers flashcards with illustrations and quizzes to test your knowledge, allowing you to review missed words later. You can also specify word ranges based on a physical textbook.

**Highlights:** Vocabulary flashcards with illustrations, Multiple-choice quizzes, Personalized "My Wordbook" for review, Specify word range by textbook page, Track progress by part of speech

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Look@古文単語337 / 増補版 free?

Look@古文単語337 / 増補版 is free to download, with no in-app purchases.

### 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.

### Do Look@古文単語337 / 増補版 or 歴史総合・日本史探究｜アシストシステム have ads?

歴史総合・日本史探究｜アシストシステム shows ads; Look@古文単語337 / 増補版 does not.

### Which is updated more often, Look@古文単語337 / 増補版 or 歴史総合・日本史探究｜アシストシステム?

Look@古文単語337 / 増補版 ships an update every 3 months, and 歴史総合・日本史探究｜アシストシステム every 10 days. Most recently, Look@古文単語337 / 増補版 was updated on October 11, 2026 and 歴史総合・日本史探究｜アシストシステム on October 7, 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.*