# DynaPhysics vs 趣数堂

The clearest difference is in-app purchases: DynaPhysics at none against 趣数堂's 1. DynaPhysics also leads on iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. 趣数堂 sells 1 one-off in-app purchase. DynaPhysics asks for nothing beyond the download.

## The numbers

| Metric | DynaPhysics | 趣数堂 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 11 days |
| Size | 35 MB | 16 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [锐 冷](https://appshunter.io/developer/1887912487) | [虹月 钱](https://appshunter.io/developer/1896516166) |

## What reviewers say

### DynaPhysics

[App page](https://appshunter.io/ios/app/dynaphysics/id6761304770)

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

**In-app purchases:** none


### 趣数堂

[App page](https://appshunter.io/ios/app/id6789092356)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP内容购买 | $14.99 | one-time |


## Frequently asked questions

### Is DynaPhysics free?

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

### Is 趣数堂 free?

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

### Do DynaPhysics or 趣数堂 have ads?

Neither DynaPhysics nor 趣数堂 shows ads.

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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.*