Run the numbers on any money decision .

Mortgage Calculator

Estimate your monthly mortgage payment including principal, interest, property tax, home insurance and PMI.

Auto Loan Calculator

Work out your monthly car payment from price, down payment, trade-in, sales tax, rate and term.

Personal Loan Calculator

See the monthly payment and total interest on a personal loan for any amount, rate and term.

Credit Card Payoff Calculator

Find out how long it takes to clear a credit card balance and how much interest you'll pay at your monthly payment.

Compound Interest Calculator

See how your savings grow over time with compound interest and optional monthly contributions.

Retirement Savings Calculator

Project how big your retirement nest egg could grow based on your savings, contributions and expected return.

Savings Goal Calculator

Find out how much to save each month to reach a savings goal by a target date.

ROI Calculator

Calculate the return on investment as a percentage, plus net profit and annualized return.

Percentage Calculator

Quickly work out percentages: what is X% of Y, X is what percent of Y, and percent increase or decrease.

Tip Calculator

Calculate the tip and split the total bill between any number of people in seconds.

Salary Calculator

Convert your pay between hourly, weekly, monthly and annual — see what an hourly rate or salary works out to.

Sales Tax Calculator

Add sales tax to a price, or work backward from a total — see the tax amount and final price instantly.

Loan Amortization Calculator

See your monthly payment plus a full year-by-year amortization schedule showing principal, interest and balance.

Inflation Calculator

See how inflation changes the value of money over time — future cost of today's prices and the buying power of your cash.

Money guides

How Credit Scores Work (and How to Improve Yours)

Your credit score quietly affects the rates you're offered on loans and cards. Here's what goes into it and how to make it better.

24 Jun 20265 min

Is Refinancing Worth It? How to Run the Numbers

Refinancing can save thousands — or cost you. The answer comes down to the break-even point. Here's how to figure it out.

17 Jun 20265 min

Good Debt vs Bad Debt: How to Tell the Difference

Not all debt is equal. Some can build your future; some quietly drains it. Here's how to tell good debt from bad — and what to do about each.

10 Jun 20265 min

How to Make a Budget (The Simple 50/30/20 Method)

A budget isn't about restriction — it's about knowing where your money goes. Here's a simple method anyone can start today.

3 Jun 20265 min

How to Calculate a Percentage (3 Easy Methods)

Percentages trip people up more than they should. Here are the three percentage problems you actually face and simple ways to solve each one.

20 May 20264 min

How Much Should You Tip? A Practical US Tipping Guide

Tipping in the US can be confusing. Here's a clear, situation-by-situation guide to how much to tip — and when you don't have to.

6 May 20265 min

How to Calculate ROI (Return on Investment) the Right Way

ROI tells you whether something was worth the money — but only if you calculate it correctly. Here's how to do it and avoid the common traps.

15 Apr 20264 min