# Pi Genius vs Brain Calculus

The clearest difference is iOS requirement: Pi Genius at 7.1 against Brain Calculus's 16.2. On price, ads, in-app purchases and device support 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 | Pi Genius | Brain Calculus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/pi-genius/id908145723/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 1 MB | 1 MB |
| Requires iOS | **7.1** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Joshua Johnson](https://appshunter.io/developer/908145726) | [Andrei Sokolov](https://appshunter.io/developer/570653122) |

## What reviewers say

### Pi Genius

[App page](https://appshunter.io/ios/app/pi-genius/id908145723)

A simple, addictive game designed to help users memorize digits of Pi against a timer. Challenge yourself to tap the correct digits before time runs out and aim to become a Pi Genius. Suitable for all ages.

**Highlights:** Memorize Pi digits, Timed challenges, Addictive gameplay, Suitable for kids and adults, High score tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### Brain Calculus

[App page](https://appshunter.io/ios/app/brain-calculus/id6605932809)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pi Genius free?

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

### Is Brain Calculus free?

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

### Do Pi Genius or Brain Calculus have ads?

Neither Pi Genius nor Brain Calculus 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.*