# IT単：IT単語帳 vs Tech English for Developers

The clearest difference is in-app purchases: IT単：IT単語帳 at none against Tech English for Developers's 1. IT単：IT単語帳 also leads on iOS requirement (13.4 vs 16.6). Tech English for Developers's advantage is ads (none vs shown) and update cadence (every 5 days vs monthly). On price and device support there is nothing between them.

Both are free to download. Tech English for Developers sells 1 one-off in-app purchase. IT単：IT単語帳 asks for nothing beyond the download.

IT単：IT単語帳 ships an update monthly, Tech English for Developers every 5 days. The most recent releases landed on September 26, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | IT単：IT単語帳 | Tech English for Developers |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 59 MB |
| Requires iOS | **13.4** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Creatopia Inc.](https://appshunter.io/developer/1523447963) | [katsuya tamai](https://appshunter.io/developer/1504443936) |

## What reviewers say

### IT単：IT単語帳

[App page](https://appshunter.io/ios/app/itit/id6503707445)

Learn essential IT terms to improve your understanding of news, conversations with colleagues, and professional confidence. This app offers a curated list of approximately 1,000 IT words across 20 categories, with a review function to reinforce learning.

**Highlights:** Curated IT vocabulary list, Approximately 1,000 words, 20+ categories, Level-based learning, Review function, User-inputted word data

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

**In-app purchases:** none


### Tech English for Developers

[App page](https://appshunter.io/ios/app/tech-english-for-developers/id6742486115)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示（買い切り） | $1.99 | one-time |


## Frequently asked questions

### Is IT単：IT単語帳 free?

IT単：IT単語帳 is free to download, with no in-app purchases.

### Is Tech English for Developers free?

Tech English for Developers is free to download, with in-app purchases available.

### Do IT単：IT単語帳 or Tech English for Developers have ads?

IT単：IT単語帳 shows ads; Tech English for Developers does not.

### Which is updated more often, IT単：IT単語帳 or Tech English for Developers?

IT単：IT単語帳 ships an update monthly, and Tech English for Developers every 5 days. Most recently, IT単：IT単語帳 was updated on September 26, 2026 and Tech English for Developers on September 30, 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.*