# 關鍵英單：進階字彙4401 vs TKBTV雲端播放器

The clearest difference is price: TKBTV雲端播放器 at Free against 關鍵英單：進階字彙4401's $7.99. TKBTV雲端播放器 also leads on update cadence (every 2 months vs every 31 months). 關鍵英單：進階字彙4401's advantage is iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

TKBTV雲端播放器 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, TKBTV雲端播放器 every 2 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | 關鍵英單：進階字彙4401 | TKBTV雲端播放器 |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/tkbtv/id1338670674/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 286 MB | 17 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Soyong Corporation](https://appshunter.io/developer/339142397) | [Taiwan Knowledge Bank Co., Ltd.](https://appshunter.io/developer/308770588) |

## 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


### TKBTV雲端播放器

[App page](https://appshunter.io/ios/app/tkbtv/id1338670674)

This application serves as a dedicated video player for Taiwan Knowledge Bank content. It allows students to conveniently watch educational videos on their mobile devices.

**Highlights:** Dedicated player for Taiwan Knowledge Bank, Mobile video viewing, Student-focused

**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 TKBTV雲端播放器 free?

TKBTV雲端播放器 is free to download, with no in-app purchases.

### Do 關鍵英單：進階字彙4401 or TKBTV雲端播放器 have ads?

Neither 關鍵英單：進階字彙4401 nor TKBTV雲端播放器 shows ads.

### Which is updated more often, 關鍵英單：進階字彙4401 or TKBTV雲端播放器?

關鍵英單：進階字彙4401 ships an update every 31 months, and TKBTV雲端播放器 every 2 months. Most recently, 關鍵英單：進階字彙4401 was updated on November 2, 2026 and TKBTV雲端播放器 on November 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*