# 英语CET词汇手册 vs 3927

The clearest difference is in-app purchases: 3927 at none against 英语CET词汇手册's 4. 3927 also leads on update cadence (every 6 weeks vs every 12 months). 英语CET词汇手册's advantage is iOS requirement (9.0 vs 11.0). On price, ads and device support there is nothing between them.

Both are free to download. 英语CET词汇手册 sells 4 one-off in-app purchases. 3927 asks for nothing beyond the download.

英语CET词汇手册 ships an update every 12 months, 3927 every 6 weeks. The most recent releases landed on September 7, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 英语CET词汇手册 | 3927 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 43 MB | 238 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [北京触阅信息科技有限公司](https://appshunter.io/developer/1420329654) | [PhraKhamphee CO., LTD.](https://appshunter.io/developer/1711138401) |

## What reviewers say

### 英语CET词汇手册

[App page](https://appshunter.io/ios/app/cet/id1284270959)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 大学英语1-6级词汇手册 | $2.99 | one-time |
| 大学英语1-4级词汇手册 | $2.99 | one-time |
| 英语四级词汇随身记 | $2.99 | one-time |
| cet词汇全掌握 | $5.99 | one-time |


### 3927

[App page](https://appshunter.io/ios/app/3927/id1616462747)

A platform for indexing and quickly retrieving information using reference numbers. Users can input a data identifier to access specific details.

**Highlights:** Data indexing platform, Quick information retrieval, Input data reference numbers, View specific details

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

**In-app purchases:** none


## Frequently asked questions

### Is 英语CET词汇手册 free?

英语CET词汇手册 is free to download, with in-app purchases available.

### Is 3927 free?

3927 is free to download, with no in-app purchases.

### Do 英语CET词汇手册 or 3927 have ads?

Neither 英语CET词汇手册 nor 3927 shows ads.

### Which is updated more often, 英语CET词汇手册 or 3927?

英语CET词汇手册 ships an update every 12 months, and 3927 every 6 weeks. Most recently, 英语CET词汇手册 was updated on September 7, 2026 and 3927 on September 22, 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.*