The Mortgage WhizNMLS #1547543
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Free Mortgage Calculators for Every Borrower Type

From bank statement income to DSCR ratios to crypto reserves — tools built for borrowers banks overlook.

Mortgage Payment Calculator

See your full monthly payment including taxes, insurance, and PMI across multiple loan types.

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Affordability Calculator

How much house can you actually afford? Enter your income and debts.

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Bank Statement Income Calculator

The only public tool that shows self-employed borrowers exactly how their bank deposit income gets calculated.

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DSCR Calculator

Run the debt service coverage ratio math on any investment property in 30 seconds.

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Airbnb / STR Income Estimator

Project your Airbnb qualifying income and DSCR ratio before you make an offer.

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Crypto Reserve Calculator

See if your Bitcoin, Ethereum, or stablecoin holdings satisfy the mortgage reserve requirement.

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1099 Income Qualifier

Compare tax return vs. bank statement qualification to find your highest qualifying income.

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VA Loan Calculator

Calculate your VA loan payment including the funding fee — the number most calculators hide.

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Refinance Break-Even

Is refinancing worth it? Find your break-even point in minutes.

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Not sure which calculator to use? Take the 60-second quiz →

Calculator FAQs

Are these calculators accurate to the penny?
They are educational estimates. Final qualifying figures depend on full underwriting, credit, reserves, and program overlays.
Do these tools pull my credit?
No — calculators run in your browser and do not trigger a credit inquiry.
Which calculator should self-employed borrowers start with?
Most start with the bank statement income calculator or 1099 qualifier, depending on how you document income.
Can I share results with my loan officer?
Yes — screenshot your inputs and outputs to speed up your pre-qualification conversation.
Do investors use different tools than primary-home buyers?
Investors often use DSCR and Airbnb income tools first; owner-occupants may start with affordability and payment calculators.