# 英语四级必备词汇 vs 少儿单词挑战

The clearest difference is in-app purchases: 少儿单词挑战 at none against 英语四级必备词汇's 1. 少儿单词挑战 also leads on ads (none vs shown) and update cadence (every 11 days vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. 英语四级必备词汇 sells 1 one-off in-app purchase. 少儿单词挑战 asks for nothing beyond the download.

英语四级必备词汇 ships an update every 5 weeks, 少儿单词挑战 every 11 days. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 英语四级必备词汇 | 少儿单词挑战 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id492086533/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 11 days** |
| Monetization | Free with in-app purchases | — |
| Size | 279 MB | 37 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [超 刘](https://appshunter.io/developer/476564378) | [Breezerain Beijing Education Technology Ltd.](https://appshunter.io/developer/1506183329) |

## What reviewers say

### 英语四级必备词汇

[App page](https://appshunter.io/ios/app/id492086533)

This app helps users efficiently learn and review core vocabulary for the CET-4 exam using the Ebbinghaus forgetting curve. It offers intelligent learning systems, diverse testing methods, and personalized study plans to track progress and master words.

**Highlights:** Ebbinghaus memory curve for spaced repetition, Separate new word learning and review, Multiple test modes (multiple choice, listening), Detailed word explanations (phonetics, definitions, examples), Calendar-based study progress tracking, Customizable exam plans and daily study goals, Personalized wordbook for difficult words

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 消除广告 | $0.99 | one-time |


### 少儿单词挑战

[App page](https://appshunter.io/ios/app/id1503480431)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 英语四级必备词汇 free?

英语四级必备词汇 is free to download, with in-app purchases available.

### Is 少儿单词挑战 free?

少儿单词挑战 is free to download, with no in-app purchases.

### Do 英语四级必备词汇 or 少儿单词挑战 have ads?

英语四级必备词汇 shows ads; 少儿单词挑战 does not.

### Which is updated more often, 英语四级必备词汇 or 少儿单词挑战?

英语四级必备词汇 ships an update every 5 weeks, and 少儿单词挑战 every 11 days. Most recently, 英语四级必备词汇 was updated on October 23, 2026 and 少儿单词挑战 on October 25, 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.*