Personal finance calculators
16 calculators in four groups. Borrowing, saving, pay, tax and selling online: every decision worked out to the cent, with the full schedule you can download.
Loans, mortgages and cards: the payment, the true interest cost and the payoff date.
- Loan CalculatorPayment, total interest and a full amortisation schedule for any fixed-rate loan.
- Mortgage CalculatorFull monthly payment plus the cash you need to complete, using your country's own purchase taxes.15 countries
- Car Loan CalculatorMonthly payment with tax, trade-in and fees, or how much car your budget can buy.15 countries
- Credit Card Payoff CalculatorHow long a balance takes to clear, what it costs, and the payment to hit your target date.15 countries
- Debt-to-Income Ratio CalculatorYour debt ratio measured against the rules lenders actually apply in your country.15 countries
- Rent vs Buy CalculatorThe year buying overtakes renting, with your country's own entry and exit costs built in.15 countries
Monthly principal & interest
$1,896.20
Annual payments · USD
- Principal$3,353.12
- Interest$19,401.28
Growth, goals and retirement, in today's money as well as tomorrow's.
- Compound Interest CalculatorProject how a lump sum and regular deposits grow, with APY and a year-by-year table.
- Savings Goal CalculatorHow much to save each month, or how long it will take, to reach a target amount.
- Retirement CalculatorProject your portfolio to retirement in nominal and today's money, with a FIRE target and age.15 countries
- Inflation CalculatorThe changing value of money between any two years, from each country's own official price index.15 countries
Balance after 20 years
$79,306.13
Account value · USD
- Balance$10,000.00
- Contributions$10,000.00
What you actually take home, in any pay period and any currency.
- Take-Home Pay CalculatorSalary after income tax and social contributions in fifteen countries.15 countries
- Salary to Hourly CalculatorSalary to hourly and back, with your country's own week, overtime rate and leave.15 countries
- Currency ConverterConvert 30 currencies at ECB reference rates, with the rate both ways.
Take-home on a $100,000 salary
$79,180.00
Annual amount · USD
- Take-home$18,080.00
- Payroll taxes$1,530.00
- Income tax$390.00
Margins and marketplace fees, so you know the profit before you list.
- Profit Margin CalculatorMargin, markup, cost or price, enter any two and get the rest.
- Etsy Fee CalculatorEvery Etsy fee on a sale, and the profit left after your costs.14 countries
- Amazon FBA Fee CalculatorReferral and FBA fees per unit in your marketplace, and what profit remains.12 countries
Profit after fees and costs
$17.22
Sale breakdown · USD
- Revenue$35.00
Every calculator shows its formula, a worked example and the sources it relies on. How results are checked.