# Calculate Standard Deviation vs Correlation Coefficient

The clearest difference is price: Calculate Standard Deviation at Free against Correlation Coefficient's $0.99. Correlation Coefficient's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Calculate Standard Deviation is free to download; Correlation Coefficient costs $0.99 up front. Calculate Standard Deviation sells 1 one-off in-app purchase. Correlation Coefficient asks for nothing beyond the download.

## The numbers

| Metric | Calculate Standard Deviation | Correlation Coefficient |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.5 (62 ratings)](https://appshunter.io/ios/app/calculate-standard-deviation/id1591420646/reviews)** | — |
| Number of ratings | **62** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 1 MB |
| Requires iOS | **15.0** | 16.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Asad Ahsan](https://appshunter.io/developer/1326954499) | [Basel AbuTaleb](https://appshunter.io/developer/1604005525) |

## What reviewers say

### Calculate Standard Deviation

[App page](https://appshunter.io/ios/app/calculate-standard-deviation/id1591420646)

This app calculates standard deviation, variance, and other statistical measures for a given set of values. It simplifies complex statistical formulas with a user-friendly interface and accurate results.

**Highlights:** Calculate Standard Deviation, Calculate Variance, Calculate Mean, Calculate Coefficient of Variance, Calculate Standard Error of Mean, User-friendly interface, Accurate statistical results

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Deviation Premium | $4.99 | one-time |


### Correlation Coefficient

[App page](https://appshunter.io/ios/app/correlation-coefficient/id6473872692)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculate Standard Deviation free?

Calculate Standard Deviation is free to download, with in-app purchases available.

### Is Correlation Coefficient free?

Correlation Coefficient costs $0.99, with no in-app purchases.

### Do Calculate Standard Deviation or Correlation Coefficient have ads?

Calculate Standard Deviation shows ads; Correlation Coefficient 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.*