# ITエンジニアのための英単語 vs 統計DS発展対策

The clearest difference is price: ITエンジニアのための英単語 at Free against 統計DS発展対策's $4.99. 統計DS発展対策's advantage is update cadence (every 3 days vs every 2 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

ITエンジニアのための英単語 is free to download; 統計DS発展対策 costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ITエンジニアのための英単語 ships an update every 2 weeks, 統計DS発展対策 every 3 days. The most recent releases landed on November 12, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | ITエンジニアのための英単語 | 統計DS発展対策 |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 11 MB | 34 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hiroaki Toya](https://appshunter.io/developer/1515661642) | [satoshi yoshida](https://appshunter.io/developer/1873856165) |

## 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


### 統計DS発展対策

[App page](https://appshunter.io/ios/app/ds/id6769846201)

**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 統計DS発展対策 free?

統計DS発展対策 costs $4.99, with no in-app purchases.

### Do ITエンジニアのための英単語 or 統計DS発展対策 have ads?

Neither ITエンジニアのための英単語 nor 統計DS発展対策 shows ads.

### Which is updated more often, ITエンジニアのための英単語 or 統計DS発展対策?

ITエンジニアのための英単語 ships an update every 2 weeks, and 統計DS発展対策 every 3 days. Most recently, ITエンジニアのための英単語 was updated on November 12, 2026 and 統計DS発展対策 on November 13, 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.*