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Rental Property

Know your cash flow before you offer

Know if it cash-flows before you ever make an offer.

Enter the rent, financing, and expenses — and instantly see monthly cash flow, cap rate, cash-on-cash, DSCR, and a year-by-year projection through your sale.

Monthly Cash Flow
$633 /mo
Healthy Cash-on-Cash
Cash-on-Cash
8.7%
Cap Rate
8.4%
DSCR
1.43x
Annual Cash Flow · 5-yr
Calculates:Monthly cash flowCap rateCash-on-cashDSCR1% ruleIRR & equity multiple
Watch it in action

This is Roof Rise, live

Cash flow & equity projections
< 2 min
to underwrite a deal
Zero
broken formulas to debug
1 click
to a branded one-pager

Stop wrestling spreadsheets

Same answer, a fraction of the time — and the math is always right.
Build it yourself
Hours building a rental pro-forma with an amortization table and a 5-year projection from a blank sheet
One wrong formula and every number downstream is off
Re-do the whole thing every time an assumption changes
No charts, and nothing clean to hand a lender or partner
Use Roof Rise
Open the calculator and type in your numbers
Audited formulas — the math is always right
Change any input and everything recalculates instantly
Charts built in, plus a one-page PDF to send anyone

How it works

Three steps, start to investor-ready.
1
Enter your numbers
Purchase price, financing, income and costs — in plain fields, no formulas.
2
See your returns
Monthly cash flow, Cap rate, Cash-on-cash and more, recalculated the instant you type.
3
Save, compare & export
Snapshot scenarios, compare them side-by-side, and download a branded one-pager.

What you get

Everything you need to make the call with confidence.
True cash flow
Rent, vacancy, management, maintenance, CapEx, taxes and insurance — the real number, not just rent minus the mortgage.
Any financing
Add multiple loans, amortizing or interest-only, and see the blended debt service and DSCR instantly.
Year-by-year projection
Watch cash flow, equity and loan balance grow through your hold and the sale at the end.
Compare & export
Save scenarios, compare them side-by-side, and send a one-page summary to your lender.
Buy & Hold / BRRRRSingle FamilyMulti-Family

Common questions

Straight answers about the Rental Property calculator.

What does the Rental Property calculator do?

Enter the rent, financing, and expenses — and instantly see monthly cash flow, cap rate, cash-on-cash, DSCR, and a year-by-year projection through your sale.

What does the Rental Property calculator compute?

It calculates Monthly cash flow, Cap rate, Cash-on-cash, DSCR, 1% rule, IRR & equity multiple — recalculated instantly as you change any input.

Is the Rental Property calculator free?

The Rental Property calculator is part of Roof Rise Pro ($19/month, or $14/month billed annually). Every paid plan starts with a 14-day free trial, and three calculators (Mortgage, 70% Rule, and Quick Metrics) are free forever.

What spreadsheet does it replace?

It replaces a rental pro-forma with an amortization table and a 5-year projection — with audited formulas, built-in charts, saved scenarios, and a one-click branded PDF report.

One subscription. Every strategy.

Twenty-two calculators, a 14-day free trial, and your money back in your pocket — not in a spreadsheet.

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