Finance Calculators

Free calculators for personal finance: savings, interest, loans, and budgeting. Enter your own numbers and see the result with a clear explanation of how the result is worked out.

21 calculators

• Compound Interest Calculator

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

• Loan Calculator

  Work out the monthly payment, total interest, and amortization schedule of a loan.

• Inflation Calculator

  See how much things will cost in the future and how much your money will be worth.

• Hourly to Salary Calculator

  Convert pay between hourly, daily, weekly, monthly, and annual amounts.

• Overtime Calculator

  Work out your overtime and total pay, including time and a half and double time.

• Margin Calculator

  Find your profit margin from cost and price, or the price you need for a target margin.

• Markup Calculator

  Set a selling price from your cost and markup, or find the markup from cost and price.

• ROI Calculator

  Measure the return on an investment, in total and per year.

• Discount Calculator

  Find the sale price and how much you save, including an extra discount.

• Debt Snowball Calculator

  Plan how to pay off several debts and see when you will be debt-free.

• VAT Calculator

  Add VAT to a price or remove it, with any VAT rate.

• Auto Loan & Car Payment Calculator

  Estimate your monthly car payment with down payment, trade-in, sales tax, and fees.

• Sales Tax Calculator

  Add state and local sales tax to a price, or find the price before tax.

• Savings Calculator

  Find out how much to save each month to reach a goal, or how long it will take.

• APY Calculator

  Convert an interest rate to the annual percentage yield for any compounding.

• Credit Card Payoff Calculator

  See how long it takes to pay off a credit card, or how much to pay each month.

• Net Worth Calculator

  Add up what you own and what you owe to find your net worth.

• Simple Interest Calculator

  Work out simple interest for any principal, rate, and time.

• Rent Affordability Calculator

  Find out how much rent you can afford with the 30% rule or the 40× rule.

• Retirement Calculator

  Estimate your savings at retirement and the income they could give you.

• CPM Calculator

  Work out the CPM, cost, or impressions of an ad campaign.