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About Us: Creating Free Tools and Content For You

We are happily IT and Marketing professionals creating free tools and content on the Internet. The purpose of is to provide a comprehensive collection of free online calculators for ease of office work, study work, financial work use.

We are always open to suggestions for improvement of our calculators, adding new calculators, formula suggestions, features, and design improvements. So you can send your feedback through Contact Us form.

The calculators on this site were grouped into three categories initially: financial, math, and health calculators. Some of our calculators are open source and use open-source JavaScript components under different open-source licenses.

Most of our calculators are based on commonly used formulas and equations from textbooks, such as the mortgage calculator, BMI calculator, etc. We will be adding formulas in the article section of the relevant calculator’s page. If formulas are controversial, we provide the results of all popular formulas, as can be seen in the Ideal Weight Calculator. Calculators such as the couple love calculator that are solely meant for amusement are based on internal formulas.

Our financial advisors reviewed the results of the financial calculators. The results of the health calculators were checked and approved by local doctors.

Most of the descriptive content was written and developed in-house, with a small amount of content taken from under the GNU Free Documentation License. Our financial advisors created and reviewed the descriptive content of the financial calculators. In addition, the descriptive content of the health calculators was checked by local doctors.

You can browse our calculators if you need a specific type of calculator for your health, finance, mathematical-related problem-solving.

Thanks for reading the about us section. We will be happy to serve your calculation needs.