Free mortgage calculators

Run the numbers on your mortgage.

Build an amortization schedule, see how an adjustable rate could reset, estimate escrow, or compare two loan options. Every calculator works without an account, and the math runs in your browser.

These calculators provide educational estimates, not a loan quote, lending decision, or legal or financial advice. Compare results with your loan documents and ask your lender, servicer, or a qualified professional about your circumstances.

Free Mortgage Calculators: Amortization, ARM, Escrow & Comparison · Lighthouse