# IntroStat - Statistics Solver

> Make statistics easy with this all-in-one statistics calculator.

Canonical page: [https://chrome-stats.com/d/com.stat\_app.introStat](https://chrome-stats.com/d/com.stat_app.introStat)

## Overview

- **ID:** `com.stat_app.introStat`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Z3 Apps
- **Category:** EDUCATION
- **Downloads:** 131,112
- **Rating:** 3.90 / 5 (164 ratings)
- **Version:** 1.0.10
- **Last updated:** 2024-08-24
- **First published:** 2021-10-28
- **Publisher country:** US
- **Size:** 25 MB
- **Data as of:** 2026-09-12
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.stat_app.introStat)
- **Website:** [https://introstatapp.com](https://introstatapp.com/)
- **Privacy policy:** [https://www.introstatapp.com/privacy-policy](https://www.introstatapp.com/privacy-policy)

## Description

IntroStat is a comprehensive probability and statistics calculator designed for students and beginners. It offers a wide range of features including dataset entry and saving, summary statistics, z-scores calculation, boxplots, histograms, and visualization of key statistical concepts. Users can also perform probability calculations, hypothesis testing, confidence interval computations, critical value lookups, regression analysis, ANOVA, Chi-Square, and F-Tests.

Beyond calculations, IntroStat provides an integrated introductory statistics textbook containing formulas, exercises, and examples, enhancing the learning experience. The premium upgrade unlocks additional features such as dark mode, multiple color themes, zoom functionality, custom decimal precision, comma formatting, and an ad-free interface. IntroStat serves as an all-in-one tool ideal for mastering foundational statistics concepts and computations.

## Rankings

- #195,117 — Overall
- #11 — stats

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.google.android.gms.permission.AD_ID`
- `com.stat_app.introStat.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Most reviewers praise IntroStat for its intuitive, easy-to-use interface and helpful on-device statistics calculations (z-scores, percentiles, regression). It’s regarded as good for learning, with a smooth, distraction-free experience. Some users report reliability issues or feel it’s too basic, and several requests exist for additional features (sample size calculations, t-tests, two-way ANOVA) and fixes to certain calculations like chi-squared p-values. Overall, sentiment is positive with noted gaps in reliability and feature breadth.

### Pros

- Intuitive, easy-to-use interface with good user experience
- Helpful for learning and teaching statistics; makes homework easier
- Strong core statistics capabilities (z-scores, percentile ranks) and regression support
- Ad-free and smooth navigation

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.stat_app.introStat)