This application allows both to calculate and spin off any VAT rate (4 percent, 5 percent, 10 percent, 11 percent, 19 percent, 20 percent, 21 percent, 22 percent etc.) from a given amount.In addition, the application allows you to create custom rates for every need.To use the application, select the rate from the "VAT (%)" menu, enter the desired amount in the "Amount (€)" box and click on the button for the operation to be performed (calculation or spin off) .The application is already usable even with the possible future VAT increases provided by the government.