# Quick Correlation Coefficients vs GanArfak

The clearest difference is ads: Quick Correlation Coefficients at none against GanArfak's shown. Quick Correlation Coefficients also leads on iOS requirement (12.3 vs 17.4). On price, update cadence, 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.

Quick Correlation Coefficients ships an update every 4 months, GanArfak every 3 months. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Quick Correlation Coefficients | GanArfak |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/quick-correlation-coefficients/id478355922/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 1 MB | 16 MB |
| Requires iOS | **12.3** | 17.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MSYapps](https://appshunter.io/developer/458482419) | [Everton Borges](https://appshunter.io/developer/1573929700) |

## What reviewers say

### Quick Correlation Coefficients

[App page](https://appshunter.io/ios/app/quick-correlation-coefficients/id478355922)

This app calculates the correlation coefficient between two or three sets of numerical data. It offers flexible data entry methods, including a slider and keypad, and handles missing values to compute relationships accurately.

**Highlights:** Calculate correlation coefficient (rho), Relate two or three data sets, Slider data entry, Keypad data entry, Handles missing data (n/a), Minimum 3 data pairs required

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

**In-app purchases:** none


### GanArfak

[App page](https://appshunter.io/ios/app/ganarfak/id1600381512)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quick Correlation Coefficients free?

Quick Correlation Coefficients is free to download, with no in-app purchases.

### Is GanArfak free?

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

### Do Quick Correlation Coefficients or GanArfak have ads?

GanArfak shows ads; Quick Correlation Coefficients does not.

### Which is updated more often, Quick Correlation Coefficients or GanArfak?

Quick Correlation Coefficients ships an update every 4 months, and GanArfak every 3 months. Most recently, Quick Correlation Coefficients was updated on October 6, 2026 and GanArfak on October 1, 2026.

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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.*