Free personal finance calculators — calculate debt payoff, compare repayment strategies, plan your budget, and build savings. All calculations happen in your browser. No data sent to servers.
Debt Payoff
Debt Payoff Calculator
See your payoff date and total interest paid for any debt based on balance, rate, and payment.
Use Calculator →Credit Card Payoff Calculator
Compare your payment plan to minimum payments. See exactly how much you save in interest.
Use Calculator →Avalanche vs Snowball Calculator
Compare the two most popular debt strategies side by side. See which saves you more money.
Use Calculator →Loans & Mortgage
Loan Payoff Calculator
Calculate monthly payments and total cost for any installment loan — auto, personal, or student.
Use Calculator →Mortgage Payment Calculator
Calculate PITI — principal, interest, taxes, and insurance — for any home purchase.
Use Calculator →Student Loan Repayment Calculator
Compare Standard, Extended, and Income-Based repayment plans for your student loans.
Use Calculator →Debt-to-Income Ratio Calculator
Calculate your DTI ratio to see if you qualify for a mortgage or new loan. Under 36% is ideal.
Use Calculator →Savings & Budgeting
Compound Interest Calculator
See how your savings grow with compound interest over time. Adjust rate and contributions.
Use Calculator →Savings Goal Calculator
Calculate how long to reach any savings goal and how much to contribute monthly.
Use Calculator →Monthly Budget Calculator
Build a monthly budget using the 50/30/20 rule. Find where your money goes and where to cut.
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