General
Calculate federal income tax, FICA payroll taxes (Social Security & Medicare), state tax liabilities, and effective average tax rates.
General
Solve any Time Value of Money (TVM) parameter: Present Value (PV), Future Value (FV), Payment (PMT), Interest Rate (I/Y), or Periods (N).
General
Calculate how inflation and Consumer Price Index (CPI) erode the purchasing power of money over time.
General
Convert between major world currencies (USD, EUR, GBP, JPY, CAD, AUD) with real-time foreign exchange conversions.
General
Calculate FHA mortgage payments including 3.5% down payment, upfront mortgage insurance premium (UFMIP 1.75%), and annual MIP.
General
Calculate gross profit margin, markup percentage, and gross profit in dollars from product cost and selling price.
General
Calculate sales commission earnings, total compensation, and split payouts for real estate agents, brokers, and sales representatives.
General
Calculate monthly car loan payments, total financing charges, trade-in equity, and sales tax for new and used vehicles.
General
Estimate your 401(k) balance at retirement. Calculate employer matching contributions, salary growth, and tax-deferred investment growth.
General
Calculate compound interest growth with regular monthly or annual contributions and custom compounding intervals (daily, monthly, annually).