Free Calculators · 20 Tools
Free Online Calculators
20 fast, free calculators for your money, health, career and everyday life. No sign-up, mobile-friendly, and built for the US.
💵 Money & Taxes
FinancePaycheck CalculatorTake-home pay after taxes, by state.
FinanceTax Refund EstimatorEstimate your federal refund or amount owed.
FinanceMortgage CalculatorMonthly payment with PMI & property tax.
FinanceCompound Interest CalculatorSee how your investments grow over time.
Finance401(k) & IRA CalculatorProject retirement savings & tax savings.
FinanceCredit Card Payoff CalculatorMonths to pay off your balance.
FinanceAuto Loan CalculatorMonthly car payment with tax & trade-in.
FinanceFreelance Tax CalculatorSelf-employment & quarterly tax estimate.
FinanceCrypto / Stock Profit CalculatorProfit, loss and ROI on your trades.
🏃 Health & Fitness
HealthTDEE CalculatorTotal daily calories you burn.
HealthMacro CalculatorProtein, carbs & fat for your goal.
HealthDue Date CalculatorEstimate your pregnancy due date.
HealthOvulation CalculatorFind your fertile window.
💼 Work & Career
CareerHourly to Salary ConverterAnnual income from your hourly wage.
CareerOvertime Pay CalculatorTime-and-a-half and double time pay.
CareerGPA CalculatorCalculate your grade point average.