# Physics books vs Vector3D

The clearest difference is in-app purchases: Physics books at none against Vector3D's 1. Vector3D's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Vector3D sells 1 one-off in-app purchase. Physics books asks for nothing beyond the download.

## The numbers

| Metric | Physics books | Vector3D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Size | 98 MB | 12 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Ashenafi Siyume Girema](https://appshunter.io/developer/1708865011) | [Tin Chi Chan](https://appshunter.io/developer/6779461216) |

## What reviewers say

### Physics books

[App page](https://appshunter.io/ios/app/physics-books-grade-9-12/id6470516004)

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

**In-app purchases:** none


### Vector3D

[App page](https://appshunter.io/ios/app/vector3d-math-plotter/id6779461214)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $0.99 | one-time |


## Frequently asked questions

### Is Physics books free?

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

### Is Vector3D free?

Vector3D is free to download, with in-app purchases available.

### Do Physics books or Vector3D have ads?

Physics books shows ads; Vector3D does not.

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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.*