Financial Calculators
Run the actual math on your money — then read up on what the numbers mean. No sign-up, no data collected; everything runs in your browser.
Most used
Compound Interest Calculator
See how money grows on itself — and why starting early beats saving more.
Open calculator →CalculatorMortgage Calculator
Estimate your monthly payment — and the staggering lifetime cost of the interest.
Open calculator →CalculatorDebt Payoff Calculator
Find out exactly when you'll be debt-free — and what the interest really costs.
Open calculator →CalculatorRetirement & 401(k) Calculator
Project your nest egg — and see how much is growth versus what you put in.
Open calculator →Loans & Debt
Mortgage Calculator
Estimate your monthly payment — and the staggering lifetime cost of the interest.
Open calculator →Auto Loan Calculator
See the monthly payment, total interest, and true out-the-door cost of financing a car.
Open calculator →Debt Payoff Calculator
Find out exactly when you'll be debt-free — and what the interest really costs.
Open calculator →Credit Card Payoff Calculator
See the minimum-payment trap in real dollars — then what a fixed payment saves.
Open calculator →Debt-to-Income (DTI) Calculator
The ratio lenders judge you by — see yours against the thresholds that decide approvals.
Open calculator →Saving & Budgeting
50/30/20 Budget Calculator
Split your take-home pay into needs, wants, and savings — the budget that actually sticks.
Open calculator →Savings Goal Calculator
See how long it takes to hit a target — and how much interest chips in.
Open calculator →Emergency Fund Calculator
How many months are you covered — and how long to build a full cushion?
Open calculator →Net Worth Calculator
Not just assets minus debts — see your liquid wealth and how you compare to your age group.
Open calculator →Investing & Retirement
Compound Interest Calculator
See how money grows on itself — and why starting early beats saving more.
Open calculator →Retirement & 401(k) Calculator
Project your nest egg — and see how much is growth versus what you put in.
Open calculator →Investment Return (ROI) Calculator
Measure what an investment really earned — total and per year — to compare apples to apples.
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