# 扇贝单词英语版 vs RepeatDuck

The clearest difference is update cadence: 扇贝单词英语版 at weekly against RepeatDuck's every 2 months. 扇贝单词英语版 also leads on ratings volume (2.3K vs 1). RepeatDuck's advantage is rating (5.0 vs 4.8). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. 扇贝单词英语版 sells 11 in-app purchases, starting at $2.49 per month and RepeatDuck sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

RepeatDuck holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: 扇贝单词英语版 has 2.3K ratings behind it against 1, so its average is the more settled of the two.

扇贝单词英语版 ships an update weekly, RepeatDuck every 2 months. The most recent releases landed on September 26, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 扇贝单词英语版 | RepeatDuck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (2.3K ratings)](https://appshunter.io/ios/app/id698013609/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/repeatduck-chinese-master/id6740007643/reviews)** |
| Number of ratings | **2.3K** | 1 |
| Positive reviews | 85.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 265 MB | 147 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nanjing Beiwan Information & Tech Ltd.](https://appshunter.io/developer/531059694) | [Chaojifeng (Xiamen) Network Technology Co., Ltd.](https://appshunter.io/developer/1779974143) |

## What reviewers say

### 扇贝单词英语版

[App page](https://appshunter.io/ios/app/id698013609)

This app offers a comprehensive English vocabulary learning solution for exam preparation. It uses AI to personalize study plans, focuses on contextual learning, and includes exam-style practice to help users master words for tests like CET-4/6, IELTS, and TOEFL.

**Highlights:** AI-powered personalized study plans, Contextual learning with real-world texts, Exam-style practice questions, Dynamic anti-forgetting system, Support for various English proficiency exams, Customizable word lists, Collaborative learning features

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 扇贝单词会员连续包月 | $2.49 | per month |
| 扇贝单词会员连续包月 | $2.99 | per month |
| 扇贝大会员连续包月 | $4.99 | per month |
| 600贝壳 | $0.99 | one-time |
| 1200贝壳 | $1.99 | one-time |
| 1800贝壳 | $2.99 | one-time |
| 3000贝壳 | $3.99 | one-time |
| 5000贝壳 | $6.99 | one-time |
| 10000贝壳 | $14.99 | one-time |
| 扇贝单词年卡会员 | $14.99 | one-time |
| 扇贝大会员 | $34.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Efficient learning process
- 💡 Helpful features like word roots and sentence practice
- 🤝 Good for learning with friends
- 🎨 Visually appealing design

**What reviewers complain about**

- 🐛 Bugs and crashes
- 🔍 Limited search functionality
- 💰 Expensive subscription model
- 🌐 Slow performance for overseas users
- 🤖 Inconsistent AI-generated content

**Reported bugs**

- Login issues
- Unreliable syncing across devices
- Frequent app updates causing disruption
- Incorrect word definitions or example sentences

**Requested features**

- Offline mode
- More advanced vocabulary and grammar lessons
- Personalized learning plans
- Voice recognition for pronunciation practice
- Better integration with other learning resources


### RepeatDuck

[App page](https://appshunter.io/ios/app/repeatduck-chinese-master/id6740007643)

Master Chinese vocabulary with intelligent flashcards and spaced repetition. Features audio-based memorization, custom card creation, and detailed progress analytics. Learn efficiently with offline access and customizable reading modes.

**Highlights:** Audio-based memorization, Custom flashcard creation, Spaced repetition system, Progress tracking and analytics, Offline mode, Configurable learning languages

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $1.99 | per month |
| Yearly Pro | $9.99 | per year |
| Lifetime Pro | $19.99 | one-time |


## Frequently asked questions

### Is 扇贝单词英语版 free?

扇贝单词英语版 is free to download, with in-app purchases available.

### Is RepeatDuck free?

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

### Which has better reviews, 扇贝单词英语版 or RepeatDuck?

RepeatDuck is rated higher. 扇贝单词英语版 averages 4.8 out of 5 from 2.3K ratings, while RepeatDuck averages 5.0 from 1 ratings.

### Do 扇贝单词英语版 or RepeatDuck have ads?

Neither 扇贝单词英语版 nor RepeatDuck shows ads.

### Which is updated more often, 扇贝单词英语版 or RepeatDuck?

扇贝单词英语版 ships an update weekly, and RepeatDuck every 2 months. Most recently, 扇贝单词英语版 was updated on September 26, 2026 and RepeatDuck on September 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.*