# 關鍵英單：進階字彙4401 vs typeEng

The clearest difference is price: typeEng at Free against 關鍵英單：進階字彙4401's $7.99. typeEng also leads on update cadence (every 2 months vs every 31 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

typeEng is free to download; 關鍵英單：進階字彙4401 costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

關鍵英單：進階字彙4401 ships an update every 31 months, typeEng every 2 months. The most recent releases landed on September 27, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 關鍵英單：進階字彙4401 | typeEng |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 286 MB | 13 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Soyong Corporation](https://appshunter.io/developer/339142397) | [JHEN-HUA CHEN](https://appshunter.io/developer/923852475) |

## What reviewers say

### 關鍵英單：進階字彙4401

[App page](https://appshunter.io/ios/app/4401-7000/id1190075855)

This app uses spaced repetition and scientific memory theories to help users efficiently memorize advanced English vocabulary. It offers structured learning modules, diverse practice exercises, and progress tracking to build a strong vocabulary foundation for academic success.

**Highlights:** Spaced repetition learning system, Advanced vocabulary sets (4401-7000), Thematic and unit-based organization, Root, prefix, and suffix analysis, Diverse and practical example sentences, Listening and spelling practice, Progress tracking and achievements

**In-app purchases:** none


### typeEng

[App page](https://appshunter.io/ios/app/typeeng/id1271132195)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 關鍵英單：進階字彙4401 free?

關鍵英單：進階字彙4401 costs $7.99, with no in-app purchases.

### Is typeEng free?

typeEng is free to download, with no in-app purchases.

### Do 關鍵英單：進階字彙4401 or typeEng have ads?

Neither 關鍵英單：進階字彙4401 nor typeEng shows ads.

### Which is updated more often, 關鍵英單：進階字彙4401 or typeEng?

關鍵英單：進階字彙4401 ships an update every 31 months, and typeEng every 2 months. Most recently, 關鍵英單：進階字彙4401 was updated on September 27, 2026 and typeEng on October 10, 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.*