# RepeatDuck vs OmniLingo

The clearest difference is update cadence: OmniLingo at fortnightly 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 OmniLingo sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

RepeatDuck ships an update every 2 months, OmniLingo fortnightly. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | RepeatDuck | OmniLingo |
| --- | --- | --- |
| 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 | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 147 MB | 44 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) | [Chengdu Quanzhan Technology Co., Ltd](https://appshunter.io/developer/1883309517) |

## 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 |


### OmniLingo

[App page](https://appshunter.io/ios/app/omnilingo/id6760217785)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium-Monthly | $2.99 | per month |
| Premium-Yearly | $24.99 | per year |


## Frequently asked questions

### Is RepeatDuck free?

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

### Is OmniLingo free?

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

### Do RepeatDuck or OmniLingo have ads?

Neither RepeatDuck nor OmniLingo shows ads.

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

RepeatDuck ships an update every 2 months, and OmniLingo fortnightly. Most recently, RepeatDuck was updated on September 17, 2026 and OmniLingo on September 9, 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.*