PayDownMath

You have extra money and a mortgage. Now what?

Calculators that show every option side by side — including the one your lender would rather you skip.

Calculators

Mortgage recast

Compare recasting, paying down, and doing nothing.

Calculate

PMI removal

Four ways out, and when you qualify for each.

Calculate

Refinance break-even

How long before the closing costs pay for themselves.

Calculate

Guides

One example · $300,000 at 6.5%, 25 years left · $50,000 lump sum

Recast it

25 yrs · $1,688/mo

Keep paying $2,026

17 yrs · $2,026/mo

Same $50,000. The second row ends the loan 8 years sooner and pays about $92,000 less interest. Most lender calculators only show the first.

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