# HSK Flash vs Learnrithm Ai

The clearest difference is in-app purchases: HSK Flash at none against Learnrithm Ai's 6. HSK Flash also leads on device support (3 vs 1). Learnrithm Ai's advantage is update cadence (every 3 weeks vs every 6 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Learnrithm Ai sells 6 in-app purchases, starting at $2.99 per 7 days. HSK Flash asks for nothing beyond the download.

HSK Flash ships an update every 6 months, Learnrithm Ai every 3 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | HSK Flash | Learnrithm Ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/hsk-flash/id6743335919/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 3 MB | 118 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [David Johnson](https://appshunter.io/developer/1802300813) | [Learnrithm LTD](https://appshunter.io/developer/1895199708) |

## What reviewers say

### HSK Flash

[App page](https://appshunter.io/ios/app/hsk-flash/id6743335919)

Master Chinese language skills offline or online with comprehensive HSK level content. Study at your own pace using customizable settings and a powerful search function. Ideal for learners from beginner to advanced stages.

**Highlights:** Offline and online study modes, Covers HSK levels 1-6, Authentic characters, audio, pinyin, definitions, Customizable study settings, Search functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### Learnrithm Ai

[App page](https://appshunter.io/ios/app/learnrithm-ai-ai-study-app/id6764579820)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| weekly plan | $2.99 | per 7 days |
| Monthly Plan | $9.99 | per month |
| Yearly Plan | $34.99 | per year |
| Credits | $0.99 | one-time |
| Credits | $2.99 | one-time |
| Credits | $5.99 | one-time |


## Frequently asked questions

### Is HSK Flash free?

HSK Flash is free to download, with no in-app purchases.

### Is Learnrithm Ai free?

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

### Do HSK Flash or Learnrithm Ai have ads?

Neither HSK Flash nor Learnrithm Ai shows ads.

### Which is updated more often, HSK Flash or Learnrithm Ai?

HSK Flash ships an update every 6 months, and Learnrithm Ai every 3 weeks. Most recently, HSK Flash was updated on November 4, 2026 and Learnrithm Ai on October 31, 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.*