# chou chou vs CaHk

The clearest difference is in-app purchases: CaHk at none against chou chou's 3. CaHk also leads on ads (none vs shown). chou chou's advantage is update cadence (daily vs every 5 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. chou chou sells 3 in-app purchases, starting at $3.99 per month. CaHk asks for nothing beyond the download.

chou chou ships an update daily, CaHk every 5 days. Both last shipped on October 13, 2026.

## The numbers

| Metric | chou chou | CaHk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 5 days |
| Size | 47 MB | 20 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Tak Hong Tse](https://appshunter.io/developer/1895599337) | [SEEM SOCIAL INC.](https://appshunter.io/developer/1619244086) |

## What reviewers say

### chou chou

[App page](https://appshunter.io/ios/app/chou-chou/id6764014509)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一個月會員訂閱 | $3.99 | per month |
| 訂閱三個月會員 | $6.99 | per 3 months |
| 訂閱六個月會員 | $9.99 | per 6 months |


### CaHk

[App page](https://appshunter.io/ios/app/cahk/id6794191313)

**In-app purchases:** none


## Frequently asked questions

### Is chou chou free?

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

### Is CaHk free?

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

### Do chou chou or CaHk have ads?

chou chou shows ads; CaHk does not.

### Which is updated more often, chou chou or CaHk?

chou chou ships an update daily, and CaHk every 5 days. Most recently, chou chou was updated on October 13, 2026 and CaHk on October 13, 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.*