Finance Calculators - Free Online Tools

Estimate monthly loan payments, total interest, and total repayment from principal, APR, and term.

Estimate how long it may take to pay off a credit card balance and how much interest you may pay.

Estimate future value, total contributions, and growth from compound interest.

Estimate auto loan payments from vehicle price, down payment, trade-in, fees, APR, and term.

Estimate how extra mortgage payments may reduce payoff time and interest cost.

Calculate tip amount, total bill, and per-person split from bill amount and tip percentage.

Calculate sales tax and total price from a pre-tax amount and tax rate.

Calculate percentages, percentage increases, decreases, and what percent one number is of another.

Calculate sale price, savings amount, and final total from original price and discount percent.

Calculate exact age in years, months, and days from a birth date and reference date.

Calculate days, weeks, months, and years between two dates with optional end-date inclusion.

Convert length, weight, temperature, area, volume, and speed units locally in your browser.