# RepeatDuck vs FinderKeeper

The clearest difference is update cadence: FinderKeeper at every 10 days against RepeatDuck's every 2 months. RepeatDuck's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. RepeatDuck sells 3 in-app purchases, starting at $1.99 per month and FinderKeeper sells 4 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

RepeatDuck ships an update every 2 months, FinderKeeper every 10 days. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | RepeatDuck | FinderKeeper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/repeatduck-chinese-master/id6740007643/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 147 MB | 29 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chaojifeng (Xiamen) Network Technology Co., Ltd.](https://appshunter.io/developer/1779974143) | [祥翔 廖](https://appshunter.io/developer/1800609577) |

## What reviewers say

### 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 |


### FinderKeeper

[App page](https://appshunter.io/ios/app/finderkeeper/id6759353885)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月会员 | $5.99 | per month |
| 轻量补充包 | $1.99 | one-time |
| 标准补充包 | $4.99 | one-time |
| 超级补充包 | $14.99 | one-time |


## Frequently asked questions

### Is RepeatDuck free?

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

### Is FinderKeeper free?

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

### Do RepeatDuck or FinderKeeper have ads?

Neither RepeatDuck nor FinderKeeper shows ads.

### Which is updated more often, RepeatDuck or FinderKeeper?

RepeatDuck ships an update every 2 months, and FinderKeeper every 10 days. Most recently, RepeatDuck was updated on October 21, 2026 and FinderKeeper on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*