Comparison

Standard Deviation Calc vs Standard Deviation

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Standard Deviation Calc

Calculate standard deviation for sample or population data. Input numerical values to find standard deviation, count, sum, mean, variance, and more. Get quick statistical insights with this easy-to-use tool.

Highlights
  • Calculate standard deviation
  • Sample or population data
  • Compute mean and variance
  • Count numerical values
  • Sum of numbers
  • List of differences
Features
Read full description

Use this app to calculate standard deviation for a population or sample data set. Enter your numerical values, and the app will instantly calculate standard deviation, variance, mean, count, sum, and other supporting statistics. Results are estimates for informational purposes only. We are very happy to serve you. If you have any requests, don't hesitate to contact us. - https://www.facebook.com/phan.nhatdang.3/ - phannhatd@gmail.com

About

Standard Deviation

Read full description

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.

Screenshots

Standard Deviation Calc3 screens
Standard Deviation4 screens

Verdict

The call

The clearest difference is in-app purchases: Standard Deviation at none against Standard Deviation Calc's 1. Standard Deviation also leads on update cadence (every 2 months vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Standard Deviation Calc sells 1 one-off in-app purchase. Standard Deviation asks for nothing beyond the download.

UpkeepUpdate frequency

Standard Deviation Calc ships an update every 5 months, Standard Deviation every 2 months. The most recent releases landed on September 21, 2026 and September 12, 2026 respectively.

Scorecard2 real differences · 8 level
Standard Deviation Calc versus Standard Deviation: the parameters behind the verdict, then further details
ParameterStandard Deviation CalcStandard Deviation
PriceFreeFree
Rating3.7 (11 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings11 — better—
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS14.013.0 — better
Further details — not scored
Size2 MB21 MB
Age rating4+4+
DeveloperPhan Nhat ĐangAhmad Sattar

In-app purchases

1 purchases

Standard Deviation Calc

One-time1
  • Remove ads$1.99
None

Standard Deviation

No in-app purchases

Questions

Is Standard Deviation Calc free?
Standard Deviation Calc is free to download, with in-app purchases available.
Is Standard Deviation free?
Standard Deviation is free to download, with no in-app purchases.
Do Standard Deviation Calc or Standard Deviation have ads?
Neither Standard Deviation Calc nor Standard Deviation shows ads.
Which is updated more often, Standard Deviation Calc or Standard Deviation?
Standard Deviation Calc ships an update every 5 months, and Standard Deviation every 2 months. Most recently, Standard Deviation Calc was updated on September 21, 2026 and Standard Deviation on September 12, 2026.

Other comparisons