The tools and calculators on Calculazy.com is free to use. Any information such as email adresses (subscriptions) and ip-numbers is logged for making this site better for the user. E-mal subscribers get information on every new published tool. We will NEVER sell or share a users e-mail adress. We’re logging users to make the pages as fast as possible and the experience as goog as possible. Calculazy.com is not responsible for any errors that may be found in the calculations or any other information on the site. If you find something that is wrong, please contact us.