# 胚胎发育3D vs 快刀

The clearest difference is device support: 胚胎发育3D at 3 against 快刀's —. 胚胎发育3D also leads on iOS requirement (10.0 vs 12.0). 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 | 胚胎发育3D | 快刀 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Size | 2.4 GB | 57 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 4+ |
| Developer | [上海众茂医疗科技有限公司](https://appshunter.io/developer/1508471532) | [Wuxi Yintibao Information Technology Co., Ltd](https://appshunter.io/developer/1652256159) |

## What reviewers say

### 胚胎发育3D

[App page](https://appshunter.io/ios/app/3d/id1611271538)

**Features:** macOS Compatibility

**In-app purchases:** none


### 快刀

[App page](https://appshunter.io/ios/app/id6498545006)

**In-app purchases:** none


## Frequently asked questions

### Is 胚胎发育3D free?

胚胎发育3D is free to download, with no in-app purchases.

### Is 快刀 free?

快刀 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.*