Taxes & Income
Free tax calculators: income tax, VAT, net salary, payroll, commissions, and inflation. Calculate your withholdings and plan your income for USA, Spain, and more.
Income Tax Calculator
Calculate your income tax with progressive brackets for Spain and USA. Know your effective and marginal tax rates.
Sales Tax Calculator
Calculate sales tax for different US states. Add or extract tax from the price.
VAT Calculator
Calculate VAT for Spain, Germany, France, and Italy. Add or extract VAT from prices with standard, reduced, and super-reduced rates. Tool for invoices and quotes.
Net Salary Calculator
Calculate your net salary from gross. Includes income tax and social security for Spain and USA.
Paycheck Calculator
Calculate your net paycheck by pay period. Complete breakdown of federal, state taxes and contributions.
Marriage Tax Calculator
Compare individual vs joint tax filing for married couples. Discover if you have a marriage bonus or penalty.
Estate Tax Calculator
Estimate inheritance and estate taxes. Includes exemptions and rates for Spain and USA.
Commission Calculator
Calculate sales commissions with different structures: flat rate, tiered, or sliding scale.
Inflation Calculator
Calculate the impact of inflation on your money's purchasing power over time.
Currency Calculator
Convert between major currencies with updated exchange rates. Includes fee calculation.