Terms of Use

Last reviewed on 30 April 2026.

These terms govern your use of claculator.com (the "site"). By using the site, you agree to these terms. If you do not agree, please do not use the site.

The service

claculator.com provides a free, browser-based scientific calculator and related written guides. The service is offered as is, without payment, and without any account or signup. We may add, change, or remove features at any time.

Acceptable use

You agree to use the site only for lawful purposes and in a way that does not infringe the rights of, restrict, or inhibit anyone else's use of the site. In particular, you agree not to:

• Attempt to disrupt, overload, or damage the site or any associated infrastructure
• Use automated tools to scrape pages at a rate that interferes with normal operation
• Probe, scan, or test the vulnerability of the site without prior written permission
• Reproduce or redistribute substantial portions of the written content without attribution and a link back to the original page
• Misrepresent the site, the calculator, or the written guides as your own work

Intellectual property

The text, layout, design, code, and other original material on the site are protected by copyright and other applicable laws. You may quote short excerpts from the written guides for personal, educational, or commentary purposes with a clear citation and a link back to the original page. You may not republish the calculator or any guide in full without permission. Trademarks, logos, and brand names referenced on the site (including those of third parties) belong to their respective owners.

No professional advice

The calculator and the written guides are intended for general information and convenience. They are not a substitute for professional advice in finance, engineering, medicine, law, education, or any other field. Calculations and explanations may be approximations, and reasonable care has been taken to keep them correct, but mistakes are possible. You should verify critical results before relying on them.

Disclaimer of warranties

The site is provided on an "as is" and "as available" basis. To the maximum extent permitted by law, we disclaim all warranties of any kind, whether express, implied, or statutory, including warranties of merchantability, fitness for a particular purpose, accuracy, and non-infringement. We do not warrant that the site will be uninterrupted, secure, or error-free, or that any defect will be corrected.

Limitation of liability

To the maximum extent permitted by applicable law, claculator.com and its operators will not be liable for any indirect, incidental, special, consequential, or punitive damages, or any loss of profits or revenues, whether incurred directly or indirectly, or any loss of data, use, goodwill, or other intangible losses, resulting from your access to or use of the site, including any reliance on a calculation or written explanation. Where liability cannot be excluded under applicable law, our liability is limited to the maximum extent permitted by that law.

Third-party links and services

Pages on the site may link to external websites or load resources from third parties such as font providers, analytics services, and advertising networks. We are not responsible for the content, privacy practices, or terms of any third party. Following an external link is at your own discretion.

Advertising

The site is supported by display advertising. We do not endorse any product or service that appears in an advertisement. The advertising provider, including Google and its partners, controls which ads are shown. See the privacy policy and cookies page for details on how advertising data is handled and how to opt out of personalised advertising.

Changes to these terms

We may update these terms from time to time. The "Last reviewed" date at the top of the page reflects the most recent change. Continued use of the site after the date is updated means you accept the current terms. If a change is material, we will make a reasonable effort to highlight it on the site.

Termination

You may stop using the site at any time. We may, at our discretion, restrict access for users who violate these terms or who use the site in a way that harms others.

Governing law

These terms are governed by the laws of [Jurisdiction], without regard to its conflict-of-law principles. Any dispute arising out of or relating to these terms or the site will be brought exclusively in the courts of [Jurisdiction], unless applicable consumer protection laws give you the right to bring proceedings in your country of residence.

Severability

If any provision of these terms is held to be invalid or unenforceable, the remaining provisions will continue in full force and effect. Our failure to enforce any right or provision will not be considered a waiver of that right or provision.

Contact

Questions about these terms can be sent to [email protected].