Free Control Chart Maker

A free online tool for creating control charts with no sign-up required.
You can calculate the center line (CL) and control limits (UCL/LCL) (3σ).
As one of the Seven QC Tools, it is widely used for quality management of manufacturing processes.

Preview

Data Input

Settings & Style

Frequently Asked Questions

How to Use Free Control Chart Maker

1

Enter your data

Enter your data in the input area at the top of the tool. Sample data is shown by default, so you can start right away by editing it.

2

Customize the design

Adjust colors, styles, label display, and more to your liking. The preview updates in real time, so you can edit while checking the result.

3

Download the image

Save your finished chart as an image in PNG, JPEG, or SVG format. You can also save it temporarily on the web or share it via URL.