# IT用語図鑑 エンジニア編 【公式】

> Illustrated IT glossary for engineers and newcomers, with free and purchasable content. (iPhone/iPad app by Toshikatsu Masui.)

- Source: https://appshunter.io/ios/app/it/id1582152622 (this page in markdown: same URL + `.md`)
- Developer: [Toshikatsu Masui](https://appshunter.io/developer/1462560470)
- Category: Reference, Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 12.0 · 44 MB
- Languages: Japanese
- Released: 2021-09-04
- Data updated: 2026-08-22
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/it/id1582152622/reviews.md

## What is IT用語図鑑[エンジニア編]【公式】?

ITに関わる仕事をしていても、自分の担当している業務以外の言葉は意外と知らないもの。
検索すればいいのですが、そもそも知らない言葉は検索できません。

そこで、『IT用語図鑑[エンジニア編]』では、IT業界で働いている人に向けて、知っておきたいキーワードを厳選。
入社1年目の方、文系でIT業界に就職した方や、他業種から転職した方など、ITの専門知識のない方でも理解できるように、かわいらしいイラストに加え、
用語に関連する話や用語の使用例などを掲載。

書籍で紹介している256個のキーワードのうち、100個については無料で閲覧できます。
さらに、アプリ内でコンテンツを購入することで、すべてのキーワードを閲覧できます。

書籍には「用語に関連する話」や「コラム」なども収録しており、書籍の購入特典もありますので、合わせてお読みください。

前作『IT用語図鑑』と合わせてご利用ください。

## Key features

- Curated IT keywords for engineers
- Clear explanations with illustrations
- Usage examples for terms
- Content available for free
- Full access via in-app purchase
- Related stories and columns

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| すべてのキーワードを購入する | $2.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/it/id1582152622/reviews.md

### 4/5 — 用語をサクッと確認できて便利

*2021-09-08*

用語を選択すると謎のチェックがつく(外せない)。
書籍版と中身が同じであれば課金したいのだが、違いはなんなのだろうか。

## Frequently asked questions about IT用語図鑑[エンジニア編]【公式】

### What is IT用語図鑑[エンジニア編]?

IT用語図鑑[エンジニア編] is an official app that provides a curated list of essential IT terms for professionals, especially those new to the industry. It aims to help users understand keywords they might not be familiar with, even if they work in IT.

### How much of IT用語図鑑[エンジニア編] is free?

100 out of the 256 keywords introduced in the book are available for free viewing within the app. This allows users to explore a significant portion of the content before considering a purchase.

### How can I access all keywords in IT用語図鑑[エンジニア編]?

To access all keywords, users can make in-app purchases within the application. This unlocks the complete content, providing comprehensive access to the IT glossary.

### What kind of content is included besides definitions?

In addition to definitions, the app includes related stories and usage examples for each term. The book also contains columns, and purchasing the book may offer additional benefits.

### What devices does IT用語図鑑[エンジニア編] support?

IT用語図鑑[エンジニア編] is supported on iPhone, iPad, and iPod. It is designed for Apple's mobile operating system.

### When was IT用語図鑑[エンジニア編] last updated?

The app was last updated on July 30, 2025, with version 2.0.2. This indicates ongoing maintenance and potential improvements.

### What is the age rating for IT用語図鑑[エンジニア編]?

The app has an age rating of 4+. This suggests it is suitable for a wide audience, including younger users interested in learning IT terms.

### Is IT用語図鑑[エンジニア編] available in English?

The provided information indicates the app is in Japanese. The name 'IT用語図鑑[エンジニア編]【公式】' and the description are in Japanese, suggesting it is primarily for a Japanese-speaking audience.

## Version history (last 3 releases)

### 2.0.2 — 2025-07-30

アプリ内課金の動作を改善しました。

### 2.0.1 — 2025-07-27

左右のスワイプで前後の用語に移動できるように変更しました。

### 1.02 — 2021-09-05

No release notes.

## More apps by Toshikatsu Masui

- [IT用語図鑑【公式】](https://appshunter.io/ios/app/it/id1462560471)
- [AI用語図鑑【公式】](https://appshunter.io/ios/app/ai/id6761282800)

All apps by Toshikatsu Masui: https://appshunter.io/developer/1462560470

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-22.*