Using the site
By using this site you agree to these terms. If you do not agree, please do not use it. The calculators are free for personal and professional use.
Results are for information only
The calculators give estimates based on the formulas and assumptions stated on each page. They are not financial, legal, tax, religious, engineering or medical advice. Always confirm important results with a qualified professional, and check every medical or drug dose against an approved reference before acting on it.
No warranty
We work to keep formulas correct and tested, but the site is provided “as is”, without warranties of any kind. We do not guarantee that it is free of errors, available at all times, or suitable for your particular purpose.
Limitation of liability
To the fullest extent permitted by law, we are not liable for any loss or damage arising from the use of, or inability to use, the site or its results.
Acceptable use
- do not attempt to disrupt, overload or attack the site;
- do not copy the whole site or republish its content as your own;
- do not use the site for anything unlawful.
Content and intellectual property
The text, design and code of this site belong to the site owner. You may link to any page and quote short extracts with a link back.
Advertising and third-party links
The site may show advertisements and link to other websites. We do not control third-party content and are not responsible for it.
Changes
We may change these terms or the site at any time. Continued use after a change means you accept the updated terms.