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Percentage calculators: determine the percentage of a number, apply a discount, an increase, or calculate the rate of change.
](https://calcul.co/pourcentage)[
Quickly find your net salary from the gross salary (and vice versa) with this gross to net salary converter.
](https://calcul.co/salaire-brut-net)[
The power calculator helps you find the result of any number raised to a positive or negative power (exponent).
](https://calcul.co/puissance)[
The square root calculator to quickly calculate the square root of any positive number.
](https://calcul.co/racine-carree)[
The Rakuten fee calculator to calculate the commission charged by the Rakuten sales site.
](https://calcul.co/frais-rakuten)[
Volume calculator to simply and quickly calculate a volume in m3, cm3 or mm3.
](https://calcul.co/volume)[
Surface calculator to simply and quickly calculate an area in m2, km2, or cm2.
](https://calcul.co/surface-m2)[
Calculate the number of days until a date or between two dates.
](https://calcul.co/nombre-jours-date)[
Character counter to find the number of characters in a text or a sentence.
](https://calcul.co/nombre-caracteres)[
Free word counter to instantly calculate the number of words in a given text.
](https://calcul.co/compteur-mots)[
The simple and effective VAT calculator to quickly convert an amount excluding tax to including tax and vice versa.
](https://calcul.co/tva)[
Calculate your BMI (body mass index) to find out if you are overweight, normal, or underweight.
](https://calcul.co/imc)[
Convert a speed (km/h) into pace (minutes per km), and vice versa.
](https://calcul.co/vitesse-allure)[
Estimate the maximum amount you can borrow for a real estate purchase.
](https://calcul.co/capacite-emprunt)[
PayPal fee calculator to calculate the transaction fees charged by the PayPal payment service.
](https://calcul.co/frais-paypal)[
The eBay fee calculator to calculate the commission charged by the eBay selling site.
](https://calcul.co/frais-ebay)[
Make every week count. Find out how many weeks you have lived and how many weeks you have left to live.
](https://calcul.co/semaines-vie)[
Simulate your retirement age with the new pension reform, based on your year of birth.
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