# COCA词频单词 vs 语宙单词

The clearest difference is review sentiment: 语宙单词 at 85% against COCA词频单词's 43%. 语宙单词 also leads on update cadence (every 2 days vs every 6 weeks) and price ($4.99 vs $7.99). COCA词频单词's advantage is in-app purchases (none vs 6) and iOS requirement (11.0 vs 17.0). On ads and device support there is nothing between them.

COCA词频单词 costs $7.99 and 语宙单词 $4.99 up front. 语宙单词 sells 6 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, 语宙单词 every 2 days. The most recent releases landed on October 3, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | COCA词频单词 | 语宙单词 |
| --- | --- | --- |
| Price | $7.99 | **$4.99** |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/id6747289018/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 42.9% of reviews | **85.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | Paid | **Free** |
| Size | 105 MB | 65 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [坤 徐](https://appshunter.io/developer/1490871013) | [辉 王](https://appshunter.io/developer/1680867101) |

## 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


### 语宙单词

[App page](https://appshunter.io/ios/app/id6747289018)

This app uses a smart spaced repetition algorithm based on psychological principles to help you memorize vocabulary. It focuses on exam-specific word lists and offers a distraction-free learning mode for efficient study.

**Highlights:** Spaced repetition algorithm, Exam-specific vocabulary lists, Scientific anti-forgetting, Distraction-free learning mode, Clean and efficient interface, Multi-device synchronization

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 限时促销终身会员 | Free | one-time |
| 30天付费会员卡 | $0.99 | one-time |
| 30天兑换会员卡 | $0.99 | one-time |
| 促销年度会员卡 | $9.99 | one-time |
| 年度会员卡 | $14.99 | one-time |
| 终身会员 | $19.99 | one-time |


## Frequently asked questions

### Is COCA词频单词 free?

COCA词频单词 costs $7.99, with no in-app purchases.

### Is 语宙单词 free?

语宙单词 costs $4.99, and also offers in-app purchases.

### Do COCA词频单词 or 语宙单词 have ads?

Neither COCA词频单词 nor 语宙单词 shows ads.

### Which is updated more often, COCA词频单词 or 语宙单词?

COCA词频单词 ships an update every 6 weeks, and 语宙单词 every 2 days. Most recently, COCA词频单词 was updated on October 3, 2026 and 语宙单词 on October 17, 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.*