Loan math without the mystery
Work out what a loan really costs before you sign. Our calculators run entirely in your browser, and every guide is written in plain English and sourced from official regulators.
Free loan calculators
Enter your own numbers — we never invent rates or market data. Each tool explains exactly how the math works.
Personal Loan Calculator
Free personal loan calculator. Enter an amount, APR and term in months to see your estimated monthly payment, …
Loan Payoff Calculator
See how much time and interest an extra monthly payment saves on your loan. Enter your balance, APR and curren…
Debt-to-Income Calculator
Check your debt-to-income ratio. Enter your gross monthly income, existing debt and a new loan payment to see …
Auto Loan Calculator
Estimate your auto loan payment. Enter the vehicle price, down payment, trade-in, sales tax, APR and term to s…
Student Loan Payoff Calculator
Find out how long your student loan will take to pay off. Enter your balance, APR and payment to see payoff ti…
APR Calculator
Estimate the true APR on a loan. Enter the loan amount, nominal rate, upfront fees and term to see the APR tha…
Amortization Schedule Calculator
Build a month-by-month amortization schedule for a fixed-rate loan. Enter the amount, APR and term to see each…
Debt Consolidation Calculator
Compare your current debt payments with one consolidation loan. Enter your balances, current APR and payments …
Understand the rules where you live
Consumer lending rules differ by state — payday loan limits, rate caps and who regulates lenders. We cite the regulator for every figure.
Guides that explain the fine print
593 plain-language guides on credit, debt and borrowing — each one sourced from federal agencies and state regulators.
Check your rate with a lending partner in about two minutes. Checking does not affect your credit score.
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