# 易趣幼儿英语3B vs COCA词频单词

The clearest difference is price: 易趣幼儿英语3B at Free against COCA词频单词's $2.99. 易趣幼儿英语3B also leads on iOS requirement (9.0 vs 11.0). COCA词频单词's advantage is update cadence (every 6 weeks vs every 71 months). On ads, in-app purchases and device support there is nothing between them.

易趣幼儿英语3B is free to download; COCA词频单词 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

易趣幼儿英语3B ships an update every 71 months, COCA词频单词 every 6 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 易趣幼儿英语3B | COCA词频单词 |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 42.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 71 months | **Every 6 weeks** |
| Monetization | — | Paid |
| Size | 24 MB | 105 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [华文盛世](https://appshunter.io/developer/951674252) | [坤 徐](https://appshunter.io/developer/1490871013) |

## What reviewers say

### 易趣幼儿英语3B

[App page](https://appshunter.io/ios/app/3b/id1102672987)

**Features:** macOS Compatibility

**In-app purchases:** none


### COCA词频单词

[App page](https://appshunter.io/ios/app/coca/id1490871014)

Master English vocabulary with a frequency-based approach. This app provides detailed explanations, synonyms, and example sentences for thousands of the most common words, aiding efficient learning and retention.

**Highlights:** 17,631 COCA-ranked words, Detailed explanations, synonyms, and examples, Audio pronunciation, Grouped learning by 1000-word intervals, Offline dictionary access, Progress tracking and learned word filtering

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

**In-app purchases:** none


## Frequently asked questions

### Is 易趣幼儿英语3B free?

易趣幼儿英语3B is free to download, with no in-app purchases.

### Is COCA词频单词 free?

COCA词频单词 costs $2.99, with no in-app purchases.

### Do 易趣幼儿英语3B or COCA词频单词 have ads?

Neither 易趣幼儿英语3B nor COCA词频单词 shows ads.

### Which is updated more often, 易趣幼儿英语3B or COCA词频单词?

易趣幼儿英语3B ships an update every 71 months, and COCA词频单词 every 6 weeks. Most recently, 易趣幼儿英语3B was updated on November 6, 2026 and COCA词频单词 on November 3, 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.*