# COCA词频单词 vs 榛榛考研英语

The clearest difference is price: 榛榛考研英语 at Free against COCA词频单词's $2.99. COCA词频单词's advantage is in-app purchases (none vs 2) and update cadence (every 6 weeks vs every 7 months). On device support there is nothing between them.

榛榛考研英语 is free to download; COCA词频单词 costs $2.99 up front. 榛榛考研英语 sells 2 one-off in-app purchases. COCA词频单词 asks for nothing beyond the download.

COCA词频单词 ships an update every 6 weeks, 榛榛考研英语 every 7 months. The most recent releases landed on October 20, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | COCA词频单词 | 榛榛考研英语 |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id1592791775/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Monetization | Paid | — |
| Size | 105 MB | 3 MB |
| Requires iOS | **11.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [坤 徐](https://appshunter.io/developer/1490871013) | [学超 申](https://appshunter.io/developer/1592792197) |

## What reviewers say

### 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


### 榛榛考研英语

[App page](https://appshunter.io/ios/app/id1592791775)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁最新真题 | $0.99 | one-time |
| 畅读所有内容 | $4.99 | one-time |


## Frequently asked questions

### Is COCA词频单词 free?

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

### Is 榛榛考研英语 free?

榛榛考研英语 is free to download, with in-app purchases available.

### Which is updated more often, COCA词频单词 or 榛榛考研英语?

COCA词频单词 ships an update every 6 weeks, and 榛榛考研英语 every 7 months. Most recently, COCA词频单词 was updated on October 20, 2026 and 榛榛考研英语 on October 11, 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.*