Free Financial Calculators

Make money decisions with real numbers. Enter your loan amount, interest rate, savings and goals to instantly see your monthly payment, payoff date, future value and more. Every calculator is free, runs right in your browser, and takes less than a minute.

Loans & Debt

Mortgage Calculator — Monthly Payment

Your monthly home loan payment with principal, interest, taxes and insurance.

Auto Loan Calculator

Monthly car payments and total interest for any price, rate and term.

Personal Loan Calculator

Payment and total cost for personal loans with optional origination fees.

Credit Card Payoff Calculator

How long to clear your card balance and how much interest you'll save.

APR Calculator — True Cost of a Loan

Convert a nominal rate and fees into the real annual percentage rate.

Loan Payment Calculator

Quick payment estimates for any loan amount, rate and term.

Saving & Investing

Compound Interest Calculator

See your money grow with the power of compounding — yearly breakdown included.

Savings Goal Calculator

How much to save each month to hit your target by your deadline.

Retirement Calculator

How much to save monthly for the retirement income you want.

Investment Return Calculator

Total return and annualized growth rate for any investment.

APY Calculator — Annual Percentage Yield

Your effective yearly return with any compounding frequency.

Money Basics

Inflation Calculator

What a past amount is worth today, and what today's money buys tomorrow.

Net Worth Calculator

Add up your assets and debts to see your true financial position.

Rent vs Buy Calculator

Which is cheaper over the years you plan to stay — renting or buying?

Everyday Money

Budget Calculator

Build a monthly budget by the 50/30/20 rule or your own percentages.

Hourly to Salary Calculator

Convert hourly pay to yearly salary and vice versa — before and after tax.

Tip Calculator

Tip amount, total bill and each person's share when splitting.

Invoice Calculator

Billable hours, rates, discounts and tax for freelancers.

Why Use These Calculators?

Every money decision — a mortgage, a car loan, a savings goal — comes down to numbers, and guessing is expensive. A single percentage point on a 30-year mortgage can cost tens of thousands of dollars; a year of extra credit card payments can cost hundreds in interest. Our calculators use the same formulas banks and financial planners use, so you can see exactly what a loan costs, what your savings become, and what it takes to reach your goals.

Each calculator explains the math in plain English, walks through a complete worked example, and answers the questions people ask most. Every result is instant, private and free — nothing you type ever leaves your browser.

Please note: all results are estimates for general information only and are not financial advice. Talk to a qualified financial professional before making major financial decisions.