Finance Calculators
Mortgage, loan, interest, retirement, savings, tip, sales tax, and percentage change calculators.
Explore our collection of free finance calculators and tools. Each calculator runs instantly in your browser, works offline, and includes detailed explanations, formulas, and examples. Choose a tool below to get started.
Percentage Change Calculator
Calculate percent increase or decrease between two values.
Compound Interest Calculator
Calculate compound interest with contributions and see growth over time.
Loan Calculator
Calculate monthly payments, total interest, and amortization schedule.
Tip Calculator
Calculate tip amount and split bills easily between multiple people.
Sales Tax Calculator
Calculate total price including sales tax for any tax rate.
Mortgage Calculator
Calculate monthly mortgage payments, total interest, and amortization schedule with down payment.
Amortization Calculator
Generate a full loan amortization schedule showing principal, interest, and balance breakdown for every payment.
Retirement Calculator
Plan your retirement savings with contribution growth, Social Security, and withdrawal estimates.
Savings Calculator
Calculate savings growth with regular contributions, interest rates, and time horizons.
Hourly to Salary Calculator
Convert hourly wage to annual, monthly, and weekly salary. Includes overtime and part-time options.
Salary to Hourly Calculator
Convert annual salary to hourly wage. See how much you earn per hour, week, and month.
Paycheck Calculator
Calculate net pay, gross pay, and deductions. Estimate your take-home pay after taxes.
Inflation Calculator
Calculate inflation-adjusted value, purchasing power, and average inflation rate between years.
Discount Calculator
Calculate sale price, discount amount, and final cost after percentage or fixed discounts.
Profit Margin Calculator
Calculate gross profit, net profit, markup percentage, and profit margins for any product or service.
Debt to Income Calculator
Calculate your debt-to-income ratio to see if you qualify for a mortgage or loan. Compare front-end and back-end DTI.
Rent Calculator
Calculate how much rent you can afford using the 30% rule, 50/30/20 budget, and income-based methods. Compare rent-to-income ratios.