# Statistical Quality Control

> A set of tools for Six Sigma professionals: Control Charts, Cp, Cpk and Theory.

Canonical page: [https://chrome-stats.com/d/es.fernandoharo.statisticalprocesscontrol](https://chrome-stats.com/d/es.fernandoharo.statisticalprocesscontrol)

## Overview

- **ID:** `es.fernandoharo.statisticalprocesscontrol`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Fernando Haro
- **Category:** EDUCATION
- **Downloads:** 49,405
- **Rating:** 3.50 / 5 (254 ratings)
- **Version:** 2.5
- **Last updated:** 2016-01-06
- **First published:** 2013-07-04
- **Publisher country:** ES
- **Data as of:** 2026-09-18
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=es.fernandoharo.statisticalprocesscontrol)
- **Website:** [https://www.facebook.com/DescriptiveStatisticsTools](https://www.facebook.com/DescriptiveStatisticsTools)
- **Privacy policy:** [http://micromodel.blogspot.com.es/2005\_06\_01\_archive.html](http://micromodel.blogspot.com.es/2005_06_01_archive.html)

## Description

The Statistical Quality Control Chrome extension is a comprehensive toolkit designed for Six Sigma professionals and quality control experts. It offers essential statistical process control tools such as X-Bar Chart, Range (R) Chart, P-Chart, C-Chart, and key process capability indices like Cp and Cpk. Users can quickly enter their data to instantly analyze whether their processes are under control, helping monitor and improve product quality.

Ideal for manufacturing and service industries including hotels, restaurants, and banks, this extension delivers practical applications and theory to support continuous quality improvement. It preserves your data between sessions for ongoing analysis and encourages user feedback to enhance features further. Simplify your quality control process and strengthen your Six Sigma initiatives with this user-friendly extension.

## Rankings

- #302,146 — Overall

## Review summary

Users find the app helpful for quality control tasks, praising its simplicity and utility. However, multiple reviews highlight issues with compatibility on newer Android versions, inability to modify the number of observations in charts, and unreadable chart labels. The free version is considered limited, and saving charts is inconvenient. Overall, while appreciated, the app needs updates and improvements for better usability.

### Pros

- Helpful for quality control students and professionals
- Generally considered a good or very good app
- Simple and easy to use
- Positive user feedback appreciating the app's utility

### Cons

- App does not work properly on latest Android versions
- Users cannot change the number of observations in control charts
- Chart labels are too small or unreadable
- Inability to save plots except by screenshots
- Limited features in the free version

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Source: [Chrome-Stats](https://chrome-stats.com/d/es.fernandoharo.statisticalprocesscontrol)