# Physics Reasoning Studio vs ClassNotes

The clearest difference is iOS requirement: Physics Reasoning Studio at 13.0 against ClassNotes's 16.0. 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 Reasoning Studio | ClassNotes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 20 MB | 13 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Thi Hong](https://appshunter.io/developer/1865705980) | [Prashant Narayan Kulkarni](https://appshunter.io/developer/1878315799) |

## What reviewers say

### Physics Reasoning Studio

[App page](https://appshunter.io/ios/app/physics-reasoning-studio/id6757267064)

**Features:** macOS Compatibility

**In-app purchases:** none


### ClassNotes

[App page](https://appshunter.io/ios/app/classnotes-share-notes/id6759364295)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Physics Reasoning Studio free?

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

### Is ClassNotes free?

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

### Do Physics Reasoning Studio or ClassNotes have ads?

Neither Physics Reasoning Studio nor ClassNotes 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.*