# Physics Constants Library vs Kinetica

The clearest difference is in-app purchases: Kinetica at none against Physics Constants Library's 1. Kinetica also leads on ads (none vs shown). Physics Constants Library's advantage is iOS requirement (18.4 vs 26.0). On price and device support there is nothing between them.

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

## The numbers

| Metric | Physics Constants Library | Kinetica |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | — |
| Size | 10 MB | 2 MB |
| Requires iOS | **18.4** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) | [GALGOTIAS UNIVERSITY,SCHOOL OF BUSINESS](https://appshunter.io/developer/1804867214) |

## What reviewers say

### Physics Constants Library

[App page](https://appshunter.io/ios/app/physics-constants-library/id6751224343)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $2.99 | one-time |


### Kinetica

[App page](https://appshunter.io/ios/app/kinetica-interactive-motion/id6780764042)

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

**In-app purchases:** none


## Frequently asked questions

### Is Physics Constants Library free?

Physics Constants Library is free to download, with in-app purchases available.

### Is Kinetica free?

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

### Do Physics Constants Library or Kinetica have ads?

Physics Constants Library shows ads; Kinetica 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.*