# 關鍵英單：核心字彙2201 vs 常春藤108課綱進階單字

The clearest difference is update cadence: 常春藤108課綱進階單字 at every 2 weeks against 關鍵英單：核心字彙2201's every 31 months. 常春藤108課綱進階單字 also leads on price ($5.99 vs $7.99) and iOS requirement (9.0 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

關鍵英單：核心字彙2201 costs $7.99 and 常春藤108課綱進階單字 $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

關鍵英單：核心字彙2201 ships an update every 31 months, 常春藤108課綱進階單字 every 2 weeks. The most recent releases landed on July 4, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 關鍵英單：核心字彙2201 | 常春藤108課綱進階單字 |
| --- | --- | --- |
| Price | $7.99 | **$5.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/2201-4400/id1190075533/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 296 MB | 333 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Soyong Corporation](https://appshunter.io/developer/339142397) | [Otek International Inc.](https://appshunter.io/developer/318583126) |

## What reviewers say

### 關鍵英單：核心字彙2201

[App page](https://appshunter.io/ios/app/2201-4400/id1190075533)

This app uses spaced repetition and the forgetting curve to help users efficiently memorize a large vocabulary. It categorizes words by theme and difficulty, offering detailed definitions, example sentences, and etymological breakdowns. Features include customizable study plans, sleep learning, and progress tracking.

**Highlights:** Spaced repetition learning system, Thematic and unit-based vocabulary organization, Detailed word information (pronunciation, definition, examples), Root, prefix, and suffix analysis for memorization, Customizable daily study plans, Sleep learning mode, Progress tracking and achievements

**In-app purchases:** none


### 常春藤108課綱進階單字

[App page](https://appshunter.io/ios/app/108/id6449987128)

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

**In-app purchases:** none


## Frequently asked questions

### Is 關鍵英單：核心字彙2201 free?

關鍵英單：核心字彙2201 costs $7.99, with no in-app purchases.

### Is 常春藤108課綱進階單字 free?

常春藤108課綱進階單字 costs $5.99, with no in-app purchases.

### Do 關鍵英單：核心字彙2201 or 常春藤108課綱進階單字 have ads?

Neither 關鍵英單：核心字彙2201 nor 常春藤108課綱進階單字 shows ads.

### Which is updated more often, 關鍵英單：核心字彙2201 or 常春藤108課綱進階單字?

關鍵英單：核心字彙2201 ships an update every 31 months, and 常春藤108課綱進階單字 every 2 weeks. Most recently, 關鍵英單：核心字彙2201 was updated on July 4, 2026 and 常春藤108課綱進階單字 on October 16, 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.*