# StatsCalc

> Calculates statistics, performs tests, and offers regression analysis for quantitative data. (iPhone/iPad app by Ulrich Hoensch.)

- Source: https://appshunter.io/ios/app/statscalc/id1009532814 (this page in markdown: same URL + `.md`)
- Developer: [Ulrich Hoensch](https://appshunter.io/developer/895904090)
- Category: Education
- Price: Free
- Rating: 4.00/5 from 4 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 2 MB
- Languages: American English
- Released: 2015-06-28
- Data updated: 2026-08-03
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/statscalc/id1009532814/reviews.md

## What is StatsCalc?

Short Description:

Computes descriptive statistics of quantitative variables.
Performs statistical tests and computes confidence intervals in one, two and multiple-sample situations.
Provides regression analysis using linear, exponential and power-law models.
Computes probabilities and quantiles for standard statistical distributions.
Provides statistics features usually found on hand-held calculators.
Accuracy of numerical results tested against Wolfram Mathematica.

Features:

Data Entry:
Easy (list-based) entry of quantitative and categorical data, and two-way tables.
Voice-based data entry (Siri) is possible.

One-Sample Methods:
Z-Test for the Mean.
Z-Interval for the Mean.
T-Test for the Mean.
T-Interval for the Mean.
Wilcoxon Signed Rank Test.
Chi-squared Test for the Standard Deviation.
Chi-squared Interval for the Standard Deviation.
One-Proportion Z-Test.
One-Proportion Z-Interval.
Chi-squared Test for Goodness-of-Fit.

Two-Sample Methods:
Z-Test for Two Means.
Z-Interval for Two Means.
T-Test for for Two Means (Assuming Equal Variances).
T-Interval for Two Means (Assuming Equal Variances).
T-Test for for Two Means (Assuming Unequal Variances).
T-Interval for Two Means (Assuming Unequal Variances).
F-Test for for Two Standard Deviations.
F-Interval for Two Standard Deviations.
Two-Proportion Z-Test.
Two-Proportion Z-Interval.
McNemar Test.

Multiple Sample Methods:
One-way ANOVA.
Chi-squared Test for Independence.
Cochran's Q-Test

Correlation and Regression:
Two-Variable Descriptive Statistics.
T-Test for Correlation.
Linear Model Fit and Regression Analysis.
Exponential Model Fit and Regression Analysis.
Power-Law Model Fit and Regression Analysis.
Spearman Rank Correlation.

Probability Theory:
Distribution Calculator: Contains methods for computing probabilities and quantiles for standard statistical distributions.
Computes Mean, Variance and Standard Deviation for a Discrete Random Variable.

## Key features

- Descriptive statistics computation
- Statistical hypothesis testing
- Confidence interval calculation
- Linear, exponential, and power-law regression
- Probability and quantile calculations
- Voice-based data entry
- One, two, and multiple-sample methods

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/statscalc/id1009532814/reviews.md

### 1/5 — Z Interval Test

*2023-03-10*

The Z Interval Test does not show up in my version of the app and that is what I needed to use for my statistics class.

## Frequently asked questions about StatsCalc

### What statistical tests can StatsCalc perform?

StatsCalc offers a wide range of statistical tests, including Z-tests, T-tests, Chi-squared tests, F-tests, Wilcoxon Signed Rank Test, McNemar Test, and Cochran's Q-Test for one, two, and multiple sample situations.

### Does StatsCalc support voice data entry?

Yes, StatsCalc supports voice-based data entry using Siri, making it convenient to input your quantitative and categorical data.

### What types of regression analysis does StatsCalc offer?

StatsCalc provides regression analysis using linear, exponential, and power-law models, allowing for flexible data modeling.

### How accurate are the numerical results in StatsCalc?

The accuracy of numerical results in StatsCalc has been tested against Wolfram Mathematica, ensuring reliable calculations.

### What statistical distributions are covered by StatsCalc?

StatsCalc includes a distribution calculator that computes probabilities and quantiles for standard statistical distributions.

### Is StatsCalc available on multiple devices?

StatsCalc is currently supported on iPhone and iPod devices, providing statistical analysis capabilities on the go.

### How often is StatsCalc updated?

StatsCalc was last updated on January 2, 2023, indicating regular maintenance and potential for future improvements.

### Does StatsCalc have ads?

No, StatsCalc does not contain advertisements, offering an uninterrupted user experience for statistical computations.

## Version history (last 5 releases)

### 1.9 — 2023-01-02

Added Paired T-Test

### 1.8.1 — 2021-10-24

Bug fix for 2-proportion z-test

### 1.8 — 2021-08-15

Minor bug fixes.

### 1.7.1 — 2020-10-07

Bug fix for text in Dark Mode.

### 1.7 — 2020-07-21

Adjustments for larger screen sizes; shared methods for hypothesis tests and confidence intervals.

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## More apps by Ulrich Hoensch

- [DistributionCalculator](https://appshunter.io/ios/app/distributioncalculator/id895904087)

All apps by Ulrich Hoensch: https://appshunter.io/developer/895904090

## Related topics

[ulrich hoensch](https://appshunter.io/ios/topics/ulrich-hoensch) · [correlation coefficient](https://appshunter.io/ios/topics/correlation-coefficient)

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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 2026-08-03.*