Terms of use
Last updated September 28, 2026. By using fcalculator you agree to these terms. If you do not agree, please do not use the site.
Information, not advice
All calculators, tools and content on fcalculator are provided for informational and educational purposes only. Nothing on this site is financial, investment, tax, medical, legal or other professional advice, and no content is a recommendation to buy or sell any product. Always consult a qualified professional before making decisions.
Accuracy
We make every reasonable effort to use correct formulas and current official figures, and we test each calculator. However, results are estimates based on the inputs you provide and simplifying assumptions described on each page, and they may contain errors. Market data can be delayed. We are not liable for any loss or damage arising from reliance on the site's results.
Using the site
You may use fcalculator free of charge for personal, educational and commercial purposes, and you may link to or share any page. You may not scrape the site at scale, copy it wholesale, resell its calculators or build a competing service from its content without our written permission.
Third-party content
Pages may link to other websites and show advertising from third parties. We are not responsible for their content, products or privacy practices.
Changes
We may change these terms, the calculators and the site at any time. The date at the top of this page shows the latest version.
Contact
Questions about these terms: use our contact page.