Terms of Use
Last updated: 1 November 2026
By using qcalculate.com you agree to these terms. If you don't agree, please don't use the site.
Using qcalculate
You may use the calculators free of charge, for personal, educational and work purposes. Teachers may show qcalculate in class and link to any page.
Accuracy
We work hard to make every answer correct (see how we check our math), but we can't guarantee that every result is free of errors or suitable for your purpose. Results are for information and learning. See the disclaimer.
No professional advice
Nothing on qcalculate is financial, tax, legal, medical or other professional advice.
Acceptable use
- Don't try to disrupt the site or its servers, for example with large numbers of automated requests.
- Don't copy large parts of the site to publish elsewhere.
- Don't use the site for anything unlawful.
Content and brand
The design, text, graphics and code of qcalculate are protected by copyright. "qcalculate" and the q logo are our brand. You may quote small parts of the site with a link back to the page.
Links to other websites
We may link to other websites. We are not responsible for their content.
Liability
To the extent the law allows, qcalculate is provided "as is", without warranties of any kind, and we are not liable for any loss or damage arising from using the site or relying on its results.
Changes
We may update these terms. The date at the top shows when they last changed. Continuing to use the site means you accept the updated terms.