# Quick Stochastics PRO — With Solution Steps

> With Solution Steps (iPhone/iPad app by Glindemann, Sennoun, Langer GbR.)

- Source: https://appshunter.io/ios/app/quick-stochastics-pro/id6472449362 (this page in markdown: same URL + `.md`)
- Developer: [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809)
- Category: Education, Utilities
- Price: $1.99
- Age rating: 4+
- Requires: iOS 15.0 · 179 MB
- Languages: Russian, Hindi, Indonesian, German (Germany), Japanese, French (France), Chinese (Simplified, China), American English, Brazilian Portuguese, European Spanish and 1 more
- Released: 2024-04-02
- Data updated: 2026-08-14
- User reviews in markdown: https://appshunter.io/ios/app/quick-stochastics-pro/id6472449362/reviews.md

## What is Quick Stochastics PRO?

This app offers the option of entering data sets from an empirical sample or data with corresponding probabilities. Depending on the specifications, the mean and empirical variance or expected value and variance with standard deviation are calculated step by step.

Probability can be entered as decimal numbers. The sample of data can be entered as natural numbers. The solution is shown step by step. All calculations are stored in the history. The final solution can be shared.

[ Contents ]
- important statistical values for a sample of data with corresponding probabilities are calculated
- x as data or P(X) as probabilitie must be entered
- mean, empirical variance, standard deviation are calculated
- or expected value, variance, standard deviation are calculated
- results are calculated and shown in detail
- history to save the input
- detailed solution
- natural or decimal numbers are supported
- no ads!

[ Usage ]
- there are fields for entering values using a special keyboard
- touching the plus button on the bottom of the table adds a new row to enter more data
- press the check mark button at the bottom right to start the calculation
- if values are missing, the corresponding field is highlighted in yellow
- if the values are incorrect, the affected field will be highlighted in red
- a short message explains why a value is incorrect
- the entries in the history can be deleted or sorted
- if you select an entry in the history, it will be automatically loaded for the calculation
- the whole history can be deleted by pressing a button
- solutions can be shared
- the sum of probabilities P(X) must be equal to 1.0


## Version history (last 5 releases)

### 2.2.4 — 2026-08-14

The latest release 'Least common multiple' is linked in the menu section now.

Minor performance and UI fixes.

### 2.2.3 — 2026-08-04

- the status bar on top is integrated into the current app design
- the app flow was improved (pop-up information was balanced)

### 2.2.2 — 2026-07-17

Maintenance update. Improving performance.

### 2.2.1 — 2026-06-23

Now it is easier to use the statistics basics. The UI supports the data set input better.

### 2.2.0 — 2026-06-19

Bringing all apps to the same security standard. Critical storage behaviour for solutions has been fixed.

By the way - I run many apps with different math topics. If you like this one: Check them out as well!

I always do my best to keep a high standard on my apps. If something does not meet the expectations, do not hesitate to contact me.

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All apps by Glindemann, Sennoun, Langer GbR: https://appshunter.io/developer/1024972809

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-14.*