Legal notice

Terms of Service

Last updated: May 27, 2026. These terms apply to ChemCalc at chemcalc.pro, operated personally by Saswati Bhattacharyya in West Bengal, India. These terms should be reviewed by a qualified lawyer before public launch.

Use of ChemCalc

ChemCalc provides educational chemistry calculators and conversion tools for users aged 13 and older. You are responsible for verifying all results before relying on them.

Free access and ads

ChemCalc is currently free to use and does not require checkout, subscription, or payment. To support the site, ChemCalc may display advertising through Google AdSense or similar ad services where allowed by law and consent settings.

Prohibited use

You may not use ChemCalc for unlawful purposes, to harm others, to bypass access controls, or as the sole basis for safety-critical, medical, industrial, legal, regulatory, or emergency decisions.

No warranties

ChemCalc is provided as is and as available. To the maximum extent allowed by law, we disclaim warranties of accuracy, fitness for a particular purpose, uninterrupted availability, and non-infringement.

Limitation of liability

To the maximum extent allowed by law, ChemCalc and its operators will not be liable for indirect, incidental, special, consequential, exemplary, or punitive damages, or for losses caused by reliance on calculator outputs.

Changes

We may update these terms as the product, advertising setup, laws, and business needs change. Continued use after updates means you accept the revised terms.

Contact

Contact: businessfaceless4@gmail.com. Official website: https://chemcalc.pro. Operator: Saswati Bhattacharyya, West Bengal, India.