# Standard Deviation vs 统计学小工具

The clearest difference is device support: Standard Deviation at 4 against 统计学小工具's 2. On price, ads, in-app purchases and iOS requirement 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 | Standard Deviation | 统计学小工具 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/standard-deviation-calculator/id6444146244/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 21 MB | 1 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ahmad Sattar](https://appshunter.io/developer/1458483953) | [东旭 杨](https://appshunter.io/developer/1699073559) |

## What reviewers say

### Standard Deviation

[App page](https://appshunter.io/ios/app/standard-deviation-calculator/id6444146244)

Easily calculate standard deviation with this iOS app. Enter your data values, choose between sample or population calculations, and get step-by-step results instantly. It offers a unique and attractive design for a seamless user experience.

**Highlights:** Calculate sample and population standard deviation, Enter comma-separated data values, View step-by-step solutions, Calculate mean, deviation, and variance, Unique and attractive design, Reset function for new data

**In-app purchases:** none


### 统计学小工具

[App page](https://appshunter.io/ios/app/id6458534187)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Standard Deviation free?

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

### Is 统计学小工具 free?

统计学小工具 is free to download, with no in-app purchases.

### Do Standard Deviation or 统计学小工具 have ads?

Neither Standard Deviation nor 统计学小工具 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.*