# Physics 9 vs Physics Concepts Basics

The clearest difference is iOS requirement: Physics 9 at 13.0 against Physics Concepts Basics's 15.1. On price, ads, in-app purchases and device support 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 | Physics 9 | Physics Concepts Basics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 20 MB | 38 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dung Nguyen Tan](https://appshunter.io/developer/1861117383) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### Physics 9

[App page](https://appshunter.io/ios/app/physics-9/id6756515845)

**Features:** macOS Compatibility

**In-app purchases:** none


### Physics Concepts Basics

[App page](https://appshunter.io/ios/app/physics-concepts-basics/id6776783577)

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

**In-app purchases:** none


## Frequently asked questions

### Is Physics 9 free?

Physics 9 is free to download, with no in-app purchases.

### Is Physics Concepts Basics free?

Physics Concepts Basics is free to download, with no in-app purchases.

### Do Physics 9 or Physics Concepts Basics have ads?

Neither Physics 9 nor Physics Concepts Basics 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.*