# Prime Not Prime vs Arithmetic Means

The clearest difference is device support: Arithmetic Means at 3 against Prime Not Prime's 1. Arithmetic Means also leads on iOS requirement (12.0 vs 17.0). On price, ads and in-app purchases 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 | Prime Not Prime | Arithmetic Means |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/prime-not-prime/id6738664674/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Monetization | Free | — |
| Size | 15 MB | 30 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Richard Witherspoon](https://appshunter.io/developer/1690898003) | [Science Education Institute](https://appshunter.io/developer/1439710468) |

## What reviewers say

### Prime Not Prime

[App page](https://appshunter.io/ios/app/prime-not-prime/id6738664674)

A fast-paced game that combines number recognition with a swiping mechanic. Players swipe right for prime numbers and left for non-primes, aiming to build long streaks. It's designed to be both educational and entertaining, with leaderboards for competitive play.

**Highlights:** Addictive swiping gameplay, Test prime number knowledge, Build streaks and complete challenges, Global leaderboards, Vibrant visuals and animations

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

**In-app purchases:** none


### Arithmetic Means

[App page](https://appshunter.io/ios/app/arithmetic-means/id6740887160)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prime Not Prime free?

Prime Not Prime is free to download, with no in-app purchases.

### Is Arithmetic Means free?

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

### Do Prime Not Prime or Arithmetic Means have ads?

Neither Prime Not Prime nor Arithmetic Means 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.*