We are a group of IT professionals enthusiastic in creating free tools and content on the internet. The main purpose of this website is to provide a simple, fast, and accurate online calculators for ease of public use. This site was launched in 2026.
Our health and fitness calculators are based on peer-reviewed
research and established medical formulas. All health-related
content is reviewed against reputable sources including the
World Health Organization (WHO), American Council on Exercise (ACE),
and published medical literature.
The calculators on this site cover multiple categories including Health & Fitness, Math, Finance, and Other. All of our calculators were developed in-house. Some calculators use well-known open-source formulas. More than 90% of the calculators are based on well-known formulas or equations from textbooks, such as the BMI formula from health references.
If formulas are controversial, we provide the results of all popular formulas, as can be seen in the Ideal Weight Calculator and several others. The formulas used are specifically meant for amateur use, based on internal formulas verified through reputable health sources.
CalculatorPro is owned and operated as a free online calculator service.
Frequently Asked Questions
Q. Can I link to your website or a specific calculator? A. Yes, please feel free to link to any page on CalculatorPro.
Q. How should I send suggestions or report a bug? A. We appreciate and welcome any suggestions and bug reporting. Please write to us via the contact form below.
Q. Do you display ads on the calculators? A. Yes, we use Google AdSense to display relevant advertisements on our pages.
Q. How can I advertise on CalculatorPro? A. Please use Google Ads placement targeting. Please do not try to reach us on advertisement optimization, header bidding, etc.
Contact Us
You can reach us via the following email. Normally, we will respond within 2 business days.
Terms of Use
Acceptance of Terms
By using CalculatorPro (“Website”), you are agreeing to comply with and be bound by the following terms and conditions of use. If you disagree with any part of these terms, please discontinue use of our website immediately.
Changes to Terms
We reserve the right to modify or replace these Terms at any time. Changes will become effective immediately after being posted on this website. We recommend reviewing this page periodically.
Accuracy of Information
The calculators and tools provided on CalculatorPro are for general informational and educational purposes only. While we strive to provide accurate results, we do not guarantee the accuracy, completeness, or suitability of any information for a particular purpose. Always consult a qualified professional for medical, financial, or legal advice.
Conduct
You agree not to post any text, files, images, video, audio, or other materials that:
- Infringe any patent, trademark, trade secret, copyright, or other proprietary rights of any party
- Violate any state, federal, or other law
- Threaten, harass, or are libelous to others
- Are harmful to minors
Intellectual Property
All content on CalculatorPro, including but not limited to text, graphics, logos, and calculator code, is the property of CalculatorPro and is protected by applicable intellectual property laws. Unauthorized reproduction or distribution is strictly prohibited.
Third-Party Links
CalculatorPro may contain links to third-party websites for reference purposes. We have no control over the content of those sites and accept no responsibility for them or for any loss or damage that may arise from your use of them.
Limitation of Liability
CalculatorPro and its operators shall not be liable for any direct, indirect, incidental, special, or consequential damages resulting from the use or inability to use this website or its content.
Disclaimer of Warranties
This website and all content are provided on an “as is” basis without warranties of any kind, either express or implied. We do not warrant that the website will be error-free or uninterrupted.
Governing Law
These terms shall be governed by and construed in accordance with applicable laws. Any disputes arising under these terms shall be subject to the exclusive jurisdiction of the relevant courts.
General
These Terms of Use constitute the entire agreement between you and CalculatorPro. If any provision is found to be unenforceable, the remaining provisions will continue in full force and effect.