# CHSK vs Chá

The clearest difference is iOS requirement: CHSK at 17.0 against Chá's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CHSK ships an update every 5 days, Chá every 3 days. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | CHSK | Chá |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Free | — |
| Size | 103 MB | 4 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 9+ | 4+ |
| Developer | [Wuxi Wudao Matrix Information Technology Co., Ltd](https://appshunter.io/developer/1884923310) | [Wiktoria Wisniewska](https://appshunter.io/developer/6777666939) |

## What reviewers say

### CHSK

[App page](https://appshunter.io/ios/app/chsk/id6772783157)

Prepare for HSK Chinese proficiency tests from levels 1 to 6 with mock exams, targeted practice modules, and vocabulary flashcards. Engage in word matching games and access a comprehensive grammar list with search functionality.

**Highlights:** Mock HSK exams with timer, Targeted listening, reading, writing practice, Bilingual vocabulary flashcards, Timed word matching game, Grammar points index and search

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

**In-app purchases:** none


### Chá

[App page](https://appshunter.io/ios/app/cha-learn-chinese/id6777666937)

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

**In-app purchases:** none


## Frequently asked questions

### Is CHSK free?

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

### Is Chá free?

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

### Do CHSK or Chá have ads?

Neither CHSK nor Chá shows ads.

### Which is updated more often, CHSK or Chá?

CHSK ships an update every 5 days, and Chá every 3 days. Most recently, CHSK was updated on November 5, 2026 and Chá on November 10, 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.*