Free tools

Everything we built for ourselves.

Calculators built by operators who actually own and underwrite multifamily. Free, no signup, no upsell.

12 tools live. More shipping weekly.

Returns & valuation

What's the deal actually worth?

Cap Rate Calculator
NOI ÷ value. The standard pre-tax property yield.
Cash-on-Cash Calculator
Levered year-1 yield on cash invested.
Rental Property ROI
Year-1 + 5-year total ROI with appreciation modeled.
Equity Multiple Calculator
Total dollars back per dollar in, plus IRR.
NOI Calculator
Build NOI from gross income + itemized opex.
Gross Rent Multiplier
Quick price-to-rent ratio for screening.

Strategy calculators

BRRRR, flip, house hack, ARV.

BRRRR Calculator
Rehab → refi → cash flow with all-in costs.
Fix & Flip Calculator
70% rule, holding costs, net profit.
House Hacking Calculator
FHA duplex / SFR+roommates. Live-for-free math.
ARV Calculator
After-repair value via comp $/sqft.

Tax tools

Defer, accelerate, exit.

1031 Exchange Calculator
Deferred gain, boot, basis carryforward.
Cost Segregation Calculator
Year-one bonus depreciation tax savings.
Coming soon

More tools shipping weekly

Lease abstraction. Eviction notice templates. Underwriting models for value-add. DSCR + refi calculators. State-specific landlord-tenant guides. If you have a request, get on the list.

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