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Online Calculators

Do you need help calculating something? Are you looking for a specific converter or online calculator? If so, you're in the right place.

We have classified the calculators into different categories. You can also navigate using the top menu or the following search form.


Can't find the calculator you're looking for? Let us know through our contact page and we'll create it for free.


Banking calculators

Financial Calculators

Mathematical Calculators

Computer Calculators

Physics and Chemistry Calculators

Engine calculators

Calculators for Weight Loss

Pregnancy Calculators

Calculators for Sports

Astrological Calculators

Leisure Calculators

Cite this page in the following way:

Online Calculators. (2018). Recovered from https://calcuonline.com/

Calcuonline. "Online Calculators". 2018. https://calcuonline.com/.

"Online Calculators", Calcuonline, 2018. [Online]. Available: https://calcuonline.com/. [Accessed: ].

Online Calculators [Internet]. Calcuonline. 2018 [quoted ]. Available in: https://calcuonline.com/


Who We Are

At CalcuOnline, we have a purpose: to offer, for free, the largest number of reliable online calculators to help solve our users' problems.

Why? Because we know that in the real world, calculations can become a real nightmare, sometimes causing us to lose time and even money.

How do we achieve such reliability? Thanks to our multidisciplinary team of expert reviewers, who research and test all the calculators to refine the calculations, thus ensuring more reliable results.

Here you can find all kinds of calculation tools. That's why we have classified them into different themes to make navigation and site usage easier.

This community grows based on the premise of developing tools of real utility for the needs of the users. That's why we are continuously evolving and adapting to people's opinions: everyone is welcome.

How Our Calculators Work

The calculators have been developed using the latest technologies to try to maximize the degree of reliability, security, robustness, and confidentiality possible.

We have emphasized the adaptation of the tools for use on all types of current devices. We evolve with the feedback from our users to improve day by day, so if you think a calculator could work better on your device, do not hesitate to contact us so we can work on a solution.

We have also prioritized speed and ease of use because we know that often the internet connection is not very good and because we want to make people's lives easier.

All calculators come with explanatory text that will help you use them and understand the result. In some cases, it will even explain how the calculations can be done manually.

What You Can Do If You Can't Find the Calculator You're Looking For

First, you can browse the site through the different thematic classifications.

If you still can't find it, you can use the search engine located on this page to find a more specific calculator.

Finally, if you still can't find it, contact us in the contact section, so we can consider creating new useful tools for users.

Last but not least, at CalcuOnline we just want to wish you enjoy your visit, we hope to be of use to you! Would you like to contribute? Recommend us on your social networks, it means much more to us than you might think.