# 物理实验 vs PerturbLab

The clearest difference is in-app purchases: PerturbLab at none against 物理实验's 1. 物理实验's advantage is iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 物理实验 sells 1 in-app purchase, starting at $1.99 per 7 days. PerturbLab asks for nothing beyond the download.

## The numbers

| Metric | 物理实验 | PerturbLab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 27 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [燕燕 林](https://appshunter.io/developer/1675436596) | [ZHENZHOU SHI](https://appshunter.io/developer/1889489141) |

## What reviewers say

### 物理实验

[App page](https://appshunter.io/ios/app/id6757741018)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 物理实验尊贵会员 | $1.99 | per 7 days |


### PerturbLab

[App page](https://appshunter.io/ios/app/perturblab/id6782048075)

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

**In-app purchases:** none


## Frequently asked questions

### Is 物理实验 free?

物理实验 is free to download, with in-app purchases available.

### Is PerturbLab free?

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

### Do 物理实验 or PerturbLab have ads?

Neither 物理实验 nor PerturbLab 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.*