Free Real-Estate Calculators
Fast, accurate, no signup. Built for investors, landlords, and first-time buyers.
📊 Want this as a spreadsheet you own? Get the Rental Deal Analyzer workbook — $9 →
Rental Property Calculator
Cash flow, cap rate, cash-on-cash return, NOI, and the 1% rule — instantly, for any deal.
Mortgage Calculator
True monthly payment with taxes, insurance and PMI, plus a full amortization schedule.
Rent vs Buy Calculator
The honest comparison — including opportunity cost, appreciation, and selling fees.
Cap Rate Calculator
Capitalization rate and NOI in two seconds, with a good-cap-rate guide by market.
Home Affordability Calculator
How much house you can afford using the 28/36 rule lenders actually apply.
Cash-on-Cash Return Calculator
Your leveraged annual return and years to recoup your cash, instantly.
BRRRR Calculator
Cash pulled out at refi, cash left in the deal, and equity created.
ARV Calculator
After repair value from comps and your 70% rule maximum offer.
Rental Yield Calculator
Gross and net yield for buy-to-let — UK, US, any currency.
Closing Cost Calculator
Lender, title and escrow fees plus total cash needed to close.
DSCR Calculator
Debt service coverage ratio for rental loans — do you clear the 1.25 bar?
Rent-to-Income Calculator
The 30% rule and the 3x-rent screening test, for tenants and landlords.
Prorated Rent Calculator
Exact partial rent for a mid-month move-in, by daily rate.
Rent Increase Calculator
Percentage increase, annual cost, and rent-cap checks.
Why these calculators?
Most real-estate calculators online are slow, covered in popups, or hide the math. These are instant, transparent, and work on your phone. Every formula is explained on the page so you can trust — and check — the numbers.