# CNau vs Physics Concepts Basics

The clearest difference is in-app purchases: Physics Concepts Basics at none against CNau's 1. Physics Concepts Basics also leads on iOS requirement (15.1 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. CNau sells 1 one-off in-app purchase. Physics Concepts Basics asks for nothing beyond the download.

## The numbers

| Metric | CNau | Physics Concepts Basics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 24 MB | 38 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rizka Reza Pahlevi](https://appshunter.io/developer/1843548137) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### CNau

[App page](https://appshunter.io/ios/app/cnau/id6753331497)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support CNau | $4.99 | one-time |


### 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 CNau free?

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

### Is Physics Concepts Basics free?

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

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

Neither CNau 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.*