# Physics Playgrounds vs Projectile Lab by ChatStick

The clearest difference is in-app purchases: Physics Playgrounds at none against Projectile Lab by ChatStick's 1. Physics Playgrounds also leads on ads (none vs shown) and iOS requirement (15.0 vs 26.0). On price and device support there is nothing between them.

Both are free to download. Projectile Lab by ChatStick sells 1 one-off in-app purchase. Physics Playgrounds asks for nothing beyond the download.

## The numbers

| Metric | Physics Playgrounds | Projectile Lab by ChatStick |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | — |
| Size | 22 MB | 12 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KheniTech](https://appshunter.io/developer/1580419338) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### Physics Playgrounds

[App page](https://appshunter.io/ios/app/physics-playgrounds/id6761057955)

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

**In-app purchases:** none


### Projectile Lab by ChatStick

[App page](https://appshunter.io/ios/app/projectile-lab-by-chatstick/id6761547280)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Projectile Lab Premium | $2.99 | one-time |


## Frequently asked questions

### Is Physics Playgrounds free?

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

### Is Projectile Lab by ChatStick free?

Projectile Lab by ChatStick is free to download, with in-app purchases available.

### Do Physics Playgrounds or Projectile Lab by ChatStick have ads?

Projectile Lab by ChatStick shows ads; Physics Playgrounds 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.*