Terms of Use

You may use Charttoolbox to create charts from data you have the right to process.

Use of the tool

The tool is provided free of charge for personal, academic, and commercial visualization work. You remain responsible for the data you choose to open and for verifying the accuracy of exported charts.

Your data and exports

You retain all rights to your data and to charts you generate. The tool does not claim ownership of uploaded files, pasted values, or exported images.

No professional advice

Heatmaps and correlation coefficients are analytical aids. They do not establish causation and should not be treated as medical, legal, financial, or other professional advice.

Availability

The preview version may change or be unavailable without notice. The tool is provided as-is, without a guarantee that every file structure or browser will be supported.

Acceptable use

Do not use the website to violate applicable law, infringe the rights of others, disrupt the service, or attempt to introduce malicious code.