Financial Calculators

Free online financial calculators calculators and converters. Browse all financial calculators tools on CalcSrc.

Loan Calculator

Calculate monthly loan payments, total interest, and total cost. Enter principal, interest rate, and term.

Auto Loan Calculator

Calculate monthly car payments with trade-in value and down payment. See total cost of your auto loan.

Payment Calculator

Calculate your monthly loan payment based on principal, interest rate, and term in months. See total paid and total interest.

Amortization Calculator

Calculate your loan amortization schedule. See every monthly payment broken down into principal and interest, plus the remaining balance.

Mortgage Calculator

Calculate monthly mortgage payments with principal, interest, taxes, and insurance. See total cost over the life of your home loan.

Mortgage Affordability Calculator

Find out how much house you can afford based on your income, debts, and down payment using the 28/36 rule.

Compound Interest Calculator

Calculate compound interest and future value of your investment. See how your money grows with different compounding frequencies.

ROI Calculator

Calculate return on investment percentage. Enter initial cost and final value to see your ROI.

Rule of 72 Calculator

Use the Rule of 72 to estimate how long it takes to double your money at a given interest rate.

Hourly to Salary Calculator

Convert hourly wage to annual salary, monthly, and biweekly pay. See what your hourly rate equals per year.

Salary to Hourly Calculator

Convert annual salary to hourly rate. Find out what your salary equals per hour, day, week, and month.

Take Home Pay Calculator

Estimate your take-home pay after federal and state taxes. See your net pay per period and annual net income.

Sales Tax Calculator

Calculate sales tax amount and total price. Enter price and tax rate to see the final cost.

Tip Calculator

Calculate tip amount and split the bill between multiple people. Choose tip percentage or enter a custom amount.

VAT Calculator

Calculate VAT (Value Added Tax) instantly. Add VAT to a net price or remove VAT from a gross price. Supports any VAT rate.

Profit Margin Calculator

Calculate profit margin and markup percentage from cost and revenue. See gross margin, net margin, and markup.

Break-Even Calculator

Calculate the break-even point for your business. Find how many units you need to sell to cover costs.

Discount Calculator

Calculate the sale price after a discount. Enter the original price and discount percentage to see how much you save.

Savings Calculator

Calculate how much your savings will grow over time with regular contributions and compound interest. See final balance and total interest earned.

Debt Payoff Calculator

Calculate how long it will take to pay off your debt. Enter balance, APR, and monthly payment to see payoff timeline and total interest.

Retirement Calculator

Calculate how much your retirement savings will grow by retirement age. See projected balance, total contributions, and investment growth.

Inflation Calculator

Calculate the purchasing power of money over time using US CPI-U data from 1913 to 2025. See how inflation has affected the value of the dollar.