# 六级CET vs 呦小阅

The clearest difference is in-app purchases: 呦小阅 at none against 六级CET's 1. 六级CET's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. 六级CET sells 1 one-off in-app purchase. 呦小阅 asks for nothing beyond the download.

## The numbers

| Metric | 六级CET | 呦小阅 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/cet-6hd/id688093406/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 97 MB | 44 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [水萍 林](https://appshunter.io/developer/664555715) | [子燊 樊](https://appshunter.io/developer/1694930554) |

## What reviewers say

### 六级CET

[App page](https://appshunter.io/ios/app/cet-6hd/id688093406)

This app uses the Ebbinghaus forgetting curve and user interaction to optimize vocabulary learning. It adapts study and review schedules based on individual memory patterns for long-term retention. All content is available offline.

**Highlights:** Ebbinghaus memory curve integration, Personalized learning schedules, Offline access to all content, Interactive learning methods, Focus on long-term memory retention

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 六级词汇完整版 | $2.99 | one-time |


### 呦小阅

[App page](https://appshunter.io/ios/app/pad/id6462422143)

**In-app purchases:** none


## Frequently asked questions

### Is 六级CET free?

六级CET is free to download, with in-app purchases available.

### Is 呦小阅 free?

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

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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.*