Legal
Terms of Use
Last updated: August 31, 2026
TheOneCalculator (theonecalculator.com) is operated by Enve Solutions, Inc. ("we", "us"). By using this site, you agree to these terms.
Use of the site
The calculators and content on theonecalculator.com are provided free of charge, for personal, non-commercial use. You may not copy, scrape or republish substantial portions of the site's content or code without permission.
Educational purposes only
Results produced by any calculator on this site — including those related to mortgages, refinancing, budgeting, health, or any other topic — are estimates for general informational and educational purposes only. They do not constitute financial, medical, legal, tax or other professional advice, and should not be relied upon as the sole basis for any decision. Always consult a qualified professional before acting on information from this site.
No warranty
The site and its calculators are provided "as is", without warranties of any kind, express or implied, including as to accuracy, reliability or fitness for a particular purpose. We do not guarantee that calculations are error-free or that the site will be available at all times.
Limitation of liability
To the fullest extent permitted by law, Enve Solutions, Inc. shall not be liable for any indirect, incidental or consequential damages arising out of your use of, or inability to use, this site or its content.
Third-party links and advertising
This site may display third-party advertising (including via Google AdSense) and may link to third-party websites. We are not responsible for the content, accuracy or practices of any third-party site or advertiser.
Governing law
These terms are governed by the laws of Delaware, United States, without regard to conflict-of-law principles.
Changes to these terms
We may revise these terms from time to time. Continued use of the site after changes are posted constitutes acceptance of the updated terms.
Contact
Questions about these terms can be sent to contact@theonecalculator.com.