Terms of Use

Acceptance of terms

By accessing or using calcsdone.com (the “Site”), you agree to these Terms of Use to the extent permitted by applicable law. If you do not agree with them, please do not use the Site. We may update these terms as described below.

Use of the site

CalcsDone calculators and content are available for lawful personal, professional, and educational use. You may:

• Use calculators to create estimates or mathematical results for your own needs.
• Link to CalcsDone pages from websites, documents, or social media.
• Share results you calculate, provided you do not misrepresent them as guaranteed or official results.

You may not resell, sublicense, or repackage the Site’s calculators or underlying code as your own product or service.

No accounts required

You do not currently need to create an account to use CalcsDone calculators. See our Privacy Policy for information about data handled through site features such as contact forms, reviews, browser preferences, analytics, advertising technologies, and technical logs where applicable.

Feedback, corrections & other submissions

If you voluntarily send feedback, correction reports, calculator requests, reviews, or other material through CalcsDone, you confirm that you have the right to submit it and that it does not violate applicable law or the rights of another person.

You allow CalcsDone to use submitted feedback and correction information as reasonably necessary to review, improve, maintain, or respond to the Site and its calculators. Personal information associated with a submission is handled as described in our Privacy Policy.

Intellectual property

Unless otherwise stated, CalcsDone owns or licenses the site branding, original written content, original code, graphics, and presentation used on the Site. Mathematical formulas, factual information, public-domain material, trademarks belonging to others, and third-party material remain subject to their respective rights and applicable law.

You may not copy, republish, sell, sublicense, or reproduce substantial portions of the Site’s original content or code as your own product or service except where permitted by law or with permission.

Prohibited use

When using CalcsDone, you agree not to:

• Attempt to interrupt, overload, or disturb the regular operation of the site.
• Use automated systems to access, extract, copy, or republish substantial portions of the Site in a manner that disrupts the Site, circumvents reasonable access controls, or republishes CalcsDone’s original content or calculator implementation as a competing copy, except as permitted by applicable law.
• Attempt to access any area of the Site or its infrastructure without authorization.
• Use the website for any illegal activity.

No warranty

The Site is provided on an “as is” and “as available” basis. To the extent permitted by applicable law, we do not guarantee uninterrupted availability or that every calculator, result, or piece of content will be complete, current, error-free, or suitable for a particular purpose. See our Disclaimer for sitewide limitations and the relevant calculator page for calculation-specific assumptions, sources, effective dates, and limitations where applicable.

Limitation of liability

To the fullest extent permitted by applicable law, CalcsDone and its operators will not be liable for losses or damages arising from use of, inability to use, or reliance on the Site, its calculators, results, or content. Nothing in these Terms excludes or limits liability that cannot lawfully be excluded or limited.

Third-party links

The Site may link to third-party websites, official references, or other external resources. We do not control those sites and are not responsible for their availability, content, security, accuracy, or privacy practices. A link does not necessarily imply endorsement.

Termination of access

We may restrict or block access where reasonably necessary to protect the Site, its users, or its infrastructure, including in response to abusive automated traffic, attempted unauthorized access, or material violations of these Terms.

Changes to these terms

We may update these Terms of Use as the Site or its services change. The revision date at the top identifies the version currently published. Continued use of the Site after revised Terms are posted is subject to the revised Terms.

Contact us

Questions about these terms? Email us at info@calcsdone.com or use the Contact page. You can also learn more about the site on About CalcsDone and our Methodology.