# ITエンジニアのための英単語 vs 単位図鑑

ITエンジニアのための英単語 and 単位図鑑 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | ITエンジニアのための英単語 | 単位図鑑 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 11 MB | 2 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiroaki Toya](https://appshunter.io/developer/1515661642) | [KOHEI YAMASHITA](https://appshunter.io/developer/1876841861) |

## What reviewers say

### ITエンジニアのための英単語

[App page](https://appshunter.io/ios/app/it/id6475651804)

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

**In-app purchases:** none


### 単位図鑑

[App page](https://appshunter.io/ios/app/id6760615566)

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

**In-app purchases:** none


## Frequently asked questions

### Is ITエンジニアのための英単語 free?

ITエンジニアのための英単語 is free to download, with no in-app purchases.

### Is 単位図鑑 free?

単位図鑑 is free to download, with no in-app purchases.

### Do ITエンジニアのための英単語 or 単位図鑑 have ads?

Neither ITエンジニアのための英単語 nor 単位図鑑 shows ads.

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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.*