# CKids vs 美數學院

The clearest difference is device support: CKids at 3 against 美數學院's —. CKids also leads on iOS requirement (12.0 vs 15.0). On price, update cadence 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.

CKids ships an update every 16 months, 美數學院 every 18 months. The most recent releases landed on November 11, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | CKids | 美數學院 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 16 months** | Every 18 months |
| Size | 30 MB | 196 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Chiu hsiang Hung](https://appshunter.io/developer/1056107470) | [Chi Hsien Lai](https://appshunter.io/developer/1039759515) |

## What reviewers say

### CKids

[App page](https://appshunter.io/ios/app/ckids/id1056108371)

**Features:** macOS Compatibility

**In-app purchases:** none


### 美數學院

[App page](https://appshunter.io/ios/app/id6472878595)

**In-app purchases:** none


## Frequently asked questions

### Is CKids free?

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

### Is 美數學院 free?

美數學院 is free to download, with no in-app purchases.

### Which is updated more often, CKids or 美數學院?

CKids ships an update every 16 months, and 美數學院 every 18 months. Most recently, CKids was updated on November 11, 2026 and 美數學院 on November 4, 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.*