# 赛达Wonders vs AMC8数学竞赛

The clearest difference is device support: AMC8数学竞赛 at 3 against 赛达Wonders's —. 赛达Wonders's advantage is iOS requirement (9.0 vs 13.0). On price 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.

## The numbers

| Metric | 赛达Wonders | AMC8数学竞赛 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Daily |
| Size | 22 MB | 75 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Shenzhen Saida Education Consulting Co., Ltd.](https://appshunter.io/developer/1067545861) | [上海奇点数维教育科技有限公司](https://appshunter.io/developer/1876473614) |

## What reviewers say

### 赛达Wonders

[App page](https://appshunter.io/ios/app/wonders/id1498448904)

**In-app purchases:** none


### AMC8数学竞赛

[App page](https://appshunter.io/ios/app/amc8/id6759035351)

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

**In-app purchases:** none


## Frequently asked questions

### Is 赛达Wonders free?

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

### Is AMC8数学竞赛 free?

AMC8数学竞赛 is free to download, with no in-app purchases.

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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.*