Free financial calculators, explained simply

See how savings or investments grow over time with compounding and optional monthly contributions.

Estimate monthly mortgage payments, total interest, and payoff timeline.

Calculate equal monthly installments for personal, auto, or other fixed loans.

Find out how much to save each month to hit a target amount by a target date.

Compare snowball vs. avalanche strategies to pay off multiple debts faster.

Project retirement savings growth and estimate if you're on track.

Calculate return on investment as a percentage and annualized rate.

Find the sales volume needed to cover fixed and variable costs.

See how inflation erodes purchasing power over time, or adjust past amounts to today's value.

Add up assets and liabilities to calculate total net worth.

Calculate interest earned or owed without compounding.

Generate a full payment-by-payment breakdown of principal and interest for a loan.