# RepeatDuck - Chinese Master — 10-Second Chinese Hack.

> Intelligent Chinese vocabulary learning app with spaced repetition and custom flashcards. (iPhone/iPad app by Chaojifeng (Xiamen) Network Technology Co., Ltd..)

- Source: https://appshunter.io/ios/app/repeatduck-chinese-master/id6740007643 (this page in markdown: same URL + `.md`)
- Developer: [Chaojifeng (Xiamen) Network Technology Co., Ltd.](https://appshunter.io/developer/1779974143)
- Category: Education, Utilities
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 147 MB
- Languages: English, Chinese
- Released: 2025-01-21
- Data updated: 2026-06-01
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/repeatduck-chinese-master/id6740007643/reviews.md

## What is RepeatDuck?

RepeatDuck is an innovative Chinese vocabulary learning app that makes word memorization effortless and engaging through intelligent recognition, personalized flashcards, and a unique spaced repetition system. With its distinctive card creation method and scientifically-proven review algorithms, RepeatDuck helps you master Chinese vocabulary efficiently.

【Core Features】
1. Powerful Effortless Learning Method
- Audio-based Memorization: Intensive repetition of word pronunciation enhances memory retention and helps master correct pronunciation
- Dynamic Word Display: Innovative dynamic word presentation reinforces memory retention

2. Extensive Learning Content
- Comprehensive Vocabulary Lists: From elementary to university level, extensive word lists help expand your vocabulary across all levels
- Custom Flashcards: Support manual creation and image-based custom flashcards for personalized learning experience

3. Rich Statistical Analysis
- Learning Metrics: Comprehensive tracking of vocabulary progress, learning indicators (word count/duration), and achievement milestones
- Visual Analytics: Learning activity heatmap, progress trends, and mastery level trends presented through intuitive charts

4. Thoughtful Additional Features
- Offline Mode: Core features available offline for learning anywhere, anytime
- Configurable Learning Languages: Easy switching between target languages, currently supporting Chinese and English
- Customizable Reading Modes: Flexible configuration for playback methods (single/loop/sequential/random) and reading styles (single word/bilingual)

【RepeatDuck Auto-Renewal Subscription Service Details】
1、 Subscription Service: Professional Version Continuous Package Service
2、Subscription Pricing: Monthly subscription at $0.99/month, Annual subscription at $4.99/year
3、Payment: Purchase will be charged to iTunes Account upon confirmation
4、Your iTunes account will be charged 24 hours before the end of the current period, and the subscription will be extended by one subscription period upon successful payment
5、To cancel subscription, please go to iPhone "Settings" --> "iTunes Store & App Store" --> tap "Apple ID", select "View Apple ID", enter "Account Settings" page, tap "Subscriptions", select "Monthly/Annual Subscription" to cancel. If you don't turn off auto-renewal at least 24 hours before the end of the current period, this subscription will automatically renew

Privacy Policy: https://mileson.notion.site/Privacy-Policy-RepeatDuck-17ee107ce54f80758c1dd3f5f6272435?pvs=4
Terms of Use: https://mileson.notion.site/Terms-of-Use-RepeatDuck-180e107ce54f806f9fe7f57290dd04ba?pvs=4

If you enjoy "RepeatDuck", please take a moment to write us a positive review. We greatly appreciate it!
Email: libingfeng007@gmail.com

## Key features

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

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Yearly Pro | $9.99 | per year |
| Monthly Pro | $1.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Lifetime Pro | $19.99 | one-time |



## Frequently asked questions about RepeatDuck

### What is RepeatDuck's learning methodology?

RepeatDuck utilizes an audio-based memorization method with intensive pronunciation repetition and dynamic word presentation. It also employs a scientifically-proven spaced repetition system to reinforce learning and ensure long-term retention.

### Can I create my own flashcards in RepeatDuck?

Yes, RepeatDuck supports manual creation of custom flashcards. You can also create image-based custom flashcards for a more personalized learning experience.

### Does RepeatDuck offer offline access?

Yes, core features of RepeatDuck are available offline, allowing you to learn Chinese vocabulary anytime and anywhere without an internet connection.

### What kind of progress tracking does RepeatDuck provide?

RepeatDuck offers rich statistical analysis, including comprehensive tracking of vocabulary progress, learning metrics like word count and duration, and achievement milestones. It also features visual analytics with learning activity heatmaps and progress trend charts.

### How does the subscription work for RepeatDuck?

RepeatDuck offers a Professional Version subscription. Monthly subscriptions are $0.99/month and annual subscriptions are $4.99/year. Purchases are charged to your iTunes account, and subscriptions auto-renew unless canceled at least 24 hours before the current period ends.

### What devices is RepeatDuck compatible with?

RepeatDuck is compatible with iPhone, iPad, and iPod devices, as indicated by its supported devices list.

### How often is RepeatDuck updated?

RepeatDuck was last updated on 2026-05-08, indicating a recent update. The latest version available is 1.4.

### What is the age rating for RepeatDuck?

RepeatDuck has an age rating of 4+, making it suitable for a wide range of users, including younger learners.

## Version history (last 5 releases)

### 1.4 — 2026-05-08

- New: Bulk Import – Quickly add multiple words at once via text import.
- New: Detailed Analytics – Deep dive into your learning metrics and track your progress more effectively.
- Optimization: Enhanced overall user experience for a smoother, more intuitive learning flow.
- Fix: Resolved a layout issue specifically affecting devices running iOS 15.

### 1.3 — 2025-06-20

- Optimized, broader device support—now compatible with iOS 15 and above
- Optimized, smoother background playback—audio keeps playing in shuffle/sequential modes when the app is sent to the background, without “continue control?” interruptions

### 1.2 — 2025-03-22

- New: Added support for the "Show progress bar during playback" setting with customizable configurations.
- Fixed: Resolved various known issues.

### 1.1 — 2025-03-05

[AI Contributions]
- Added "Word Bank" module
- Added "Statistics" module

1. Word Pronunciation & Memorization
- Added "Word Pronunciation Video Recording" feature
- Enhanced playback modes with sequential and random options
- Improved pronunciation settings with word-only and bilingual (word + translation) modes
- Optimized low volume reminder to trigger only once within 24 hours

2. Settings
Added "Target Language Selection" feature, supporting English and Chinese learning (configurable in "Tutorial" or "Settings" page)
Added "Follow Author" and "More Interesting Products" features

3. Other Improvements
- Added "Word Mastery Tracking" feature
- Fixed several known bugs

[My Contributions]
- Collaborated with AI in coding and feature testing
- Provided book cover designs for the "Word Bank" feature using recraft.ai

### 1.0 — 2025-01-21

No release notes.

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## More apps by Chaojifeng (Xiamen) Network Technology Co., Ltd.

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All apps by Chaojifeng (Xiamen) Network Technology Co., Ltd.: https://appshunter.io/developer/1779974143

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*