personal finance Calculators
Last updated: May 2026
Mortgage Payment Calculator
Calculate your full monthly mortgage payment including principal, interest, property tax, and home insurance (PITI).
Compound Interest Calculator
See how a lump sum plus regular monthly contributions grows over time when interest compounds.
Debt Payoff Calculator
Calculate how many months it takes to pay off a single debt at a fixed APR — either by making only the minimum payment or by paying a chosen monthly amount.
Retirement Savings Calculator
Find out how much to save each month to hit a target retirement nest egg, given your current savings and years to retirement.
Car Loan Calculator
Calculate your exact monthly auto loan payment after factoring in down payment and trade-in value, and see the total interest you'll pay over the loan term.
Savings Goal Calculator
Calculate the monthly amount you must save to reach a specific goal by a deadline, accounting for interest earned and inflation eroding the target.
Emergency Fund Calculator
Calculate the size of your emergency fund based on monthly expenses, income stability, number of dependents, and insurance coverage.
Investment Return Calculator
Project the future value of an investment with regular monthly contributions, a target annual return, and optional dividend reinvestment.
Budget Allocation Calculator
Calculate how much of your monthly income is left for savings and debt payments after allocating percentages to needs and wants.
Tax Withholding Calculator
Estimate how much federal income tax should be withheld from each paycheck based on your income, filing status, and W-4 allowances.
Loan Amortization Calculator
Calculate the fixed monthly payment on an amortizing loan, with the option to add an extra payment.
Auto Loan Calculator
Estimate your exact monthly car payment after accounting for your down payment, trade-in value, and APR.
Budget Planner Calculator
Apply the 50/30/20 budgeting rule to your monthly take-home income and see exactly how many dollars to allocate to needs, wants, and savings after accounting for existing debt payments.
Home Affordability Calculator
Find the maximum home price you can realistically afford based on your gross income, existing debts, down payment, and mortgage rate.
Loan Comparison Calculator
Side-by-side compare two loan offers with different rates and terms to find out which costs less in total interest.
Investment Portfolio Allocation Calculator
Get a starting-point stock-allocation percentage for your investment portfolio based on age, risk tolerance, and time horizon.
Car Affordability Calculator
Estimates the maximum car price you can afford based on your income, existing debts, down payment, loan term, and interest rate.
401(k) Retirement Calculator
Project the future value of your 401(k) from your current balance, salary, contribution rate, and employer match.
Retirement Withdrawal Calculator
Calculate the monthly withdrawal amount a retirement portfolio can sustain at a chosen annual withdrawal rate (e.g., the classic 4% rule).
Student Loan Forgiveness Calculator
Estimates your monthly payment under Income-Driven Repayment (IDR) plans by comparing your income to the federal poverty guideline for your family size.
401(k) Contribution Calculator
Find out exactly how much you and your employer contribute to your 401(k) each year.
Credit Card Payoff Calculator
See how many months it takes to clear a credit card balance at a chosen monthly payment, including the drag of ongoing interest and any new charges.
House Affordability Calculator
Estimate the maximum home price you can afford based on your gross income, monthly debts, available down payment, mortgage rate, and a lender-standard debt-to-income ratio.
401(k) Retirement Calculator
Project your 401(k) value at retirement from your age, salary, contributions, and employer match.
Savings Rate Calculator
Calculate the share of your take-home pay that you save each month.
Credit Score Impact Calculator
Estimate how much your credit score could change by lowering your credit utilization.