Comparison

Titrate! vs Calculate Standard Deviation

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

Head to head
About

Titrate!

This simulation app provides a realistic, hands-on experience with acid-base titrations. Practice adding titrant drop-by-drop or in a steady stream, observe indicator color changes, and learn to avoid overshooting the endpoint. It's a valuable tool for teaching and practicing titration theory and techniques.

Highlights
  • Realistic titration simulation
  • Drop-wise or steady stream titrant addition
  • Observe meniscus and indicator color changes
  • Practice avoiding endpoint overshoot
  • Student mode for manual data collection
  • Screen annotation for teaching
  • Variety of acids, bases, and indicators
Features
Read full description

Titrate! is a titration simulator with a real 'hands-on' feel about it.  - Titrant can be added from the burette in a steady stream, or drop-wise, or as a single drop. - You see the meniscus of titrant in the burette as it falls. - You see the indicator colour change in the flask. - It's just as easy to overshoot the endpoint in this app as it is in real-life... and it's just as easy to use good practices to avoid overshooting the endpoint. Titrate! is useful to teach the theory and practice of acid-base titrations by showing the equipment, the titration conditions, changes in indicator colour and the titration plot in one glance. Student mode offers an even more authentic experience, and makes it possible for students to collect data manually, use the data to do paper calculations, and then check that they received the correct result. Screen annotation. It is easy to emphasise key ideas while teaching about titrations by drawing directly on the screen. Titrate! comes with a broad selection of acids, bases and indicators.

About

Calculate Standard Deviation

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
Read full description

Make a use of this standard deviation calculator app to attain the results for standard deviation calculations right now: In the context of statistics, the term standard deviation (SD) refers to the variation or dispersion of the data set of values. A lower SD (also called estimated value) shows that the data points exist very close to the origin. Whereas a higher value of it leads the data points to disperse over a wider range of the values. Use this standard deviation app to determine the standard deviation and variance with a single click. With the help of SD, you can easily find how close the sample mean is to the actual mean of the population. You can use this standard deviation calculator app for to generate absolute outputs. Calculate Standard Deviation of A Set of Values: The SD is calculator on the basis of the following terms: Count of Values: It is the number of the values in the data set. Total Sum of Values: Summation represents the addition of all the values that are given in the data set Standard Mean: It refers to the average of all the values in the set of values. Use this mean and standard deviation calculator to find the mean instantly. Variance: The actual dispersion of data from the mean position is called variance. You can work for the variance with the help of this variance calculator. Coefficient of Variance: The amplitude of the data dispersion about the mean is known as coefficient of variance. Standard Error of Mean: The approximate deviation of the population from mean is known as standard error of mean. This standard error calculator helps you to estimate the actual error of mean precisely. SD helps you in performing various statistical calculations with larger data sets. Now there’s no need to stick with daunting statistical formulas to proceed with SD calculation as our variance and standard deviation calculator does all in a few clicks. Apart from the formulas that are difficult to remember, it is a better practice to use this app for absolutely. How Does It Work? This mean absolute deviation calculator app determines the following terms: Standard Deviation Count of Values Total Sum of Values Mean of The Values Variance Coefficient of Variance Standard Error of Mean (SE) Other Features Includes: User-Friendly Interface An easy to use keyboard with a particular key to enter repetition of same number with one single tap Versatile input box that enlarges as you write data point values Most accurate statistical results The standard deviation tells you how wide and curved the graph will be. If you know the above mentioned terms, you have everything that you need in actual for determining standard deviation. Also for the sake of you people, standard deviation calculator is designed to find accurate output corresponding to the terms defined. Hope it will help you for sure. Privacy Policy: https://calculator-online.net/privacy-policy/ Terms of Service: https://calculator-online.net/terms-of-service/

Screenshots

Titrate!4 screens
Calculate Standard Deviation4 screens

Verdict

The call

The clearest difference is price: Calculate Standard Deviation at Free against Titrate!'s $0.99. Calculate Standard Deviation also leads on ratings volume (62 vs 1). Titrate!'s advantage is rating (5.0 vs 4.5) and in-app purchases (none vs 1). On 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

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

ReceptionRating · Positive reviews · Number of ratings

Titrate! holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Calculate Standard Deviation has 62 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Titrate! ships an update weekly, Calculate Standard Deviation every 7 months. Both last shipped on November 3, 2026.

Scorecard7 real differences · 3 level
Titrate! versus Calculate Standard Deviation: the parameters behind the verdict, then further details
ParameterTitrate!Calculate Standard Deviation
Price$0.99Free — better
Rating5.0 (1 ratings) — better4.5 (62 ratings)
Positive reviews—50.0% of reviews
Number of ratings162 — better
Update frequencyWeekly — betterEvery 7 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.5 — better15.0
Further details — not scored
Size2 MB39 MB
Age rating4+4+
DeveloperStephen van EykAsad Ahsan

Customer experience

Titrate!

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Calculate Standard Deviation

All ratings62 ratings
Positive88.7%
Neutral3.2%
Negative8.1%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

Titrate!

No in-app purchases

1 purchases

Calculate Standard Deviation

One-time1
  • Standard Deviation Premium$4.99

Questions

Is Titrate! free?
Titrate! costs $0.99, with no in-app purchases.
Is Calculate Standard Deviation free?
Calculate Standard Deviation is free to download, with in-app purchases available.
Which has better reviews, Titrate! or Calculate Standard Deviation?
Titrate! is rated higher. Titrate! averages 5.0 out of 5 from 1 ratings, while Calculate Standard Deviation averages 4.5 from 62 ratings.
Do Titrate! or Calculate Standard Deviation have ads?
Calculate Standard Deviation shows ads; Titrate! does not.
Which is updated more often, Titrate! or Calculate Standard Deviation?
Titrate! ships an update weekly, and Calculate Standard Deviation every 7 months. Most recently, Titrate! was updated on November 3, 2026 and Calculate Standard Deviation on November 3, 2026.

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