Apps by Ahmad Sattar
Standard Deviation -Calculator app icon

Utilities

Standard Deviation -Calculator

Ahmad Sattar

Free download In-app purchases
Open on Apple

About this app

SD calculator is an iOS application developed for the calculation of standard deviation problems. It includes entering data values and selecting the type of standard deviation i.e. sample or population. Features of standard deviation calculator Design The design of this application is unique and its style and theme are attractive. This app is designed to top all the other apps out there in the design department. Input field The input field is easy to use to enter data and get the result. Simply, add the comma-separated values and choose the type of standard deviation. Multiple options There are multiple options available in this application as you can get the mean, sample standard deviation, population standard deviation, deviation (difference of data values from the mean), square of deviation, sample variance, and population variance. Results The step-by-step solution will be provided just after hitting the calculate button for the sample and population data. This will help you to ease up the lengthy and time-consuming calculation in a fraction of a second. How to use a standard deviation calculator? This application is easy to use, but just in case you need a guide, here it is. • First of all, enter the comma-separated values into the input box. • Select the type of the standard deviation i.e. sample or population. • Press the calculate button. • The step-by-step result will show just after pressing the calculate button • Hit the reset button to enter new data.


Latest release

What’s New

Version 1.0.3 Dec 16, 2025

Calculate Standard Deviation, Variance, sum, mean and sum of differences

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
0 ratings
0 Aug 8, 2026 · 0 ratings Aug 8, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free
Price history
Current Free
Free Aug 8, 2026 · Free Aug 8, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Aug 8, 2026 · 11:46 AM Free

Screenshots

Standard Deviation -Calculator iPhone screenshotStandard Deviation -Calculator iPhone screenshotStandard Deviation -Calculator iPhone screenshotStandard Deviation -Calculator iPhone screenshot Standard Deviation -Calculator iPad screenshotStandard Deviation -Calculator iPad screenshotStandard Deviation -Calculator iPad screenshot