CompoundGenius

All Calculators

A growing collection of financial calculators. Each one updates in real time.

Available calculators

Compound Interest

See how your money could grow over time based on your starting balance, contributions, return rate, and timeline.

Launch

Mortgage

Estimate your monthly home payment, including principal, interest, taxes, insurance, and loan term.

Launch

Loan Payment

Calculate monthly payments and total interest for auto, personal, student, or other fixed-term loans.

Launch

Retirement

Project your future retirement savings based on your age, contributions, current balance, and expected return.

Launch

Budget

Break down your income across bills, savings, debt, and spending to see where your money is going.

Launch

Credit Card

See how long it will take to pay off your balance, how much interest you'll pay, and how extra payments can help.

Launch

ROI

Measure the return on an investment by comparing your initial cost, final value, profit, and growth rate.

Launch

Break-Even

Find out how much you need to sell or earn before your business, product, or investment becomes profitable.

Launch

Tax

Estimate your federal income tax based on your income, deductions, filing status, and taxable earnings.

Launch

Savings Goal

Calculate how much you need to save each month to reach a specific goal by your target date.

Launch

Securities-Backed Loan

Model how much you can borrow against your portfolio, how close that gets you to a margin call, and what it costs.

Launch

Coming soon

Net WorthFIREDividend IncomeETF GrowthInflationInvestment Fee ImpactReal Estate Cash Flow