Financial Calculators
Mortgages, loans, investments, taxes, and all things money. Browse all 77 free financial calculators below.
Mortgage Calculator
Find the full monthly mortgage payment: principal and interest plus property tax, homeowners insurance, PMI and HOA dues, and when PMI ends.
Loan Calculator
Monthly payment, total interest and a month-by-month amortization schedule for a fixed-rate loan.
Auto Loan Calculator
Monthly car loan payment with sales tax, fees, down payment and trade-in value, plus the amount financed and the total interest.
Interest Calculator
Calculate accrued interest over days or months, or growth over years with compounding and contributions.
Payment Calculator
Find the monthly payment on a fixed-rate or 0% loan, or how long a fixed monthly payment takes to pay it off, with the total payment and total interest.
Retirement Calculator
Project your savings balance at retirement, or find the monthly saving that reaches a target balance.
Amortization Calculator
Build an amortization schedule with monthly or biweekly payments, for a term in years or months.
Investment Calculator
Project what an investment grows to, or solve for the yearly or monthly contribution that reaches your goal.
Currency Calculator
Convert between 19 currencies at the daily euro reference rates of the European Central Bank, shown with their date.
Inflation Calculator
See what a dollar amount from any year since 1913 is worth in another year, from US CPI-U data. Or use a fixed inflation rate to find what an amount will cost in the future, or what a future amount is worth today.
Finance Calculator
Solve a time value of money problem for the rate (I/Y), future value, present value, payment or number of periods.
Mortgage Payoff Calculator
See how much interest you save with extra monthly or yearly payments or a lump sum on your mortgage.
Income Tax Calculator
Estimate your 2026 US federal income tax by filing status.
Compound Interest Calculator
See how compounding grows your money over time.
Salary Calculator
Convert between hourly, weekly, biweekly, semi-monthly, monthly and annual salary amounts.
401K Calculator
Project your 401(k) balance at retirement from your salary, contribution percent and capped employer match, or a monthly amount.
Interest Rate Calculator
Find the interest rate given loan amount, term, and monthly payment.
Sales Tax Calculator
Add or remove US sales tax from any price.
House Affordability Calculator
Find the highest home price under the 28% and 36% rules at the rate you were quoted or a dated survey average, with PMI if you pay it.
Savings Calculator
Project your savings balance with regular contributions and compound interest.
Rent Calculator
Find how much rent you can afford based on your income.
Marriage Tax Calculator
Compare 2026 federal income tax as two single filers vs. one joint return and see your marriage penalty or bonus.
Estate Tax Calculator
Estimate the 2026 federal estate tax after deductions, lifetime gifts and the $15M exemption.
Pension Calculator
Work out a pension from your plan's formula, or compare a lump sum with the monthly pension, two offers with a COLA, or single life with joint and survivor.
Social Security Calculator
See your Social Security retirement benefit at any claiming age from 62 to 70, starting from your earnings or your benefit at full retirement age, or a spousal benefit.
Annuity Calculator
Find the present value, future value with an opening deposit, or payment of an ordinary annuity or an annuity due.
Annuity Payout Calculator
Compute regular payouts from a fixed annuity over a given period.
Credit Card Calculator
See how long it takes and how much interest you pay to clear a credit card.
Credit Cards Payoff Calculator
Payoff date, total interest and monthly payment for one credit card, from a fixed payment or a target number of months.
Finance Charge Calculator
Work out the finance charge on a credit card billing cycle or over the full term of a loan.
Debt Payoff Calculator
Plan several debts in snowball or avalanche order from one monthly budget, moving each paid-off debt's payment to the next. Shows months to debt-free, interest and payoff order.
Debt Consolidation Calculator
Compare your current debts with one consolidation loan, fee included: monthly payment, months to payoff, total interest and total paid.
Repayment Calculator
Find how long it takes to repay a debt at a fixed monthly payment.
Student Loan Calculator
Monthly payment on a fixed-rate student loan, and a comparison of federal repayment plans by income, with total paid and months for each.
College Cost Calculator
Estimate four years of college costs and the gap your savings leave.
Simple Interest Calculator
Calculate non-compounded interest on a principal amount.
CD Calculator
Calculate the yield on a certificate of deposit at maturity.
Bond Calculator
Price a bond from its yield, with current yield and duration.
Mutual Fund Calculator
Find a mutual fund's annualized return from two values, or what loads, the expense ratio and tax drag cost over time.
Backdoor Roth Calculator
Work out the taxable part of a Roth conversion under the pro-rata rule, line by line from Form 8606.
Roth IRA Calculator
Project your Roth IRA balance at retirement from your age, current balance, yearly contribution capped at the 2026 IRA limit and expected return, with total contributions and growth.
Traditional vs Roth IRA Calculator
Compare what a traditional and a Roth IRA leave you after tax at retirement, from your current balance, yearly contribution, ages, expected return and tax rates.
RMD Calculator
Find an IRA owner's required minimum distribution for the year from the prior Dec 31 balance and birth year, using the IRS Uniform Lifetime or joint table.
VAT Calculator
Add or remove Value Added Tax (VAT) from any price.
Cash Back or Low Interest Calculator
Compare a dealer cash rebate at the standard rate with a low promotional APR on a car loan.
Auto Lease Calculator
Calculate your monthly car lease payment with a negotiated price and a trade-in.
Depreciation Calculator
Compare yearly depreciation and book value by straight-line, double declining balance and sum-of-years digits.
Average Return Calculator
Calculate the CAGR and total return from two values, or the arithmetic and geometric means of your yearly returns.
Margin Calculator
Find the gross profit, profit margin and markup from cost and selling price, or the selling price from a target margin.
Discount Calculator
Find the sale price and how much you save after one or more percentage discounts, with the combined discount.
Business Loan Calculator
Monthly payment, total repayment and total interest for a business loan.
Debt-to-Income Ratio Calculator
Work out back-end and front-end DTI and see where the ratio sits against Fannie Mae's caps.
Real Estate Calculator
Analyze an investment property: cash flow, cap rate, cash-on-cash return, break-even occupancy and ROI with appreciation.
Take-Home Paycheck Calculator
Calculate your US net paycheck after taxes and pre-tax deductions.
Personal Loan Calculator
Monthly payment, total interest and, with an origination fee, the APR and what you receive for a personal loan.
Boat Loan Calculator
Calculate monthly payments for a boat or watercraft loan.
Lease Calculator
Work out a monthly lease payment for any asset with a negotiated price and trade-in, or compare a lease with buying on a loan.
Refinance Calculator
Compare your current loan with a refinance: closing costs, both payments, the break-even month, the total saving and the 1% rule.
Budget Calculator
Split your monthly after-tax income by the 50/30/20 rule or your own percentages, or list your own spending categories.
Rental Property Calculator
Work out rental property cash flow, cap rate, cash-on-cash return, break-even occupancy and ROI with appreciation.
IRR Calculator
Find the IRR, the NPV at your discount rate and the payback period for an investment and any number of yearly cash flows.
ROI Calculator
Calculate simple and annualized return on investment.
APR Calculator
Find the APR of a fixed-rate loan from its interest rate, term and fees, with the monthly payment and total cost of credit.
FHA Loan Calculator
FHA loan payment with HUD's 1.75% upfront MIP, financed or paid in cash, and the annual MIP as a monthly amount.
VA Mortgage Calculator
VA purchase loan payment with the VA funding fee for first or later use, financed or paid at closing, or $0 if exempt.
Home Equity Loan Calculator
Find how much home equity you can borrow and calculate your payment.
HELOC Calculator
Calculate payments for a home equity line of credit at a fixed rate or your own variable rate path.
Down Payment Calculator
Work out the cash a home price needs, or how much house your down payment buys, with the payment and PMI at each percent.
Rent vs. Buy Calculator
Compare the total cost of renting and buying a home and find the break-even year.
Payback Period Calculator
Find the simple or discounted payback period of an investment from a cash flow for each year, even or uneven, with a cumulative balance table.
Present Value Calculator
Find today's value of a future amount and a yearly or monthly payment at an annual discount rate.
Future Value Calculator
Calculate the future value of a present amount with yearly contributions.
Commission Calculator
Calculate the commission on a sale at a flat rate, in tiers or as a split, and the net to the seller.
Mortgage Calculator UK
Monthly mortgage payment in pounds, plus the purchase tax band by band: SDLT in England and Northern Ireland, LBTT in Scotland, LTT in Wales.
Canadian Mortgage Calculator
Canadian mortgage payment with interest compounded half-yearly, plus the CMHC premium and the insured mortgage amount when the down payment is under 20%.
Mortgage Amortization Calculator
Generate a month-by-month mortgage amortization schedule and see what extra monthly, yearly or one-time payments save.
Percent Off Calculator
Find the sale price and dollar savings for any percentage off.