# Arithmedash vs Neon Physics

The clearest difference is in-app purchases: Arithmedash at none against Neon Physics's 1. Arithmedash also leads on iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

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

## The numbers

| Metric | Arithmedash | Neon Physics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 79 MB | 6 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Amersham Websites Limited](https://appshunter.io/developer/1459228623) | [Steven Wilkinson](https://appshunter.io/developer/1441050108) |

## What reviewers say

### Arithmedash

[App page](https://appshunter.io/ios/app/arithmedash/id6759264100)

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

**In-app purchases:** none


### Neon Physics

[App page](https://appshunter.io/ios/app/neon-physics/id6760776904)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flow Physics Premium | $6.99 | one-time |


## Frequently asked questions

### Is Arithmedash free?

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

### Is Neon Physics free?

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

### Do Arithmedash or Neon Physics have ads?

Neither Arithmedash nor Neon Physics 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.*