Rental Property Calculator

Cap rate, cash flow & cash-on-cash return

$
$
$
Advanced — financing (for cash flow & cash-on-cash)
Cap rate
0%
$0/mo cash flow

Rental Property Calculator — guide & how to use

What it does

This calculator evaluates a rental investment: it shows the cap rate, your monthly cash flow after a mortgage, and your cash-on-cash return. Enter the price, rent, and expenses (add financing for cash-flow figures) — calculated privately in your browser, free.

How to use it

  1. Enter the purchase price, monthly rent, and monthly operating expenses.
  2. Open Advanced to add your down payment %, mortgage rate, and term.
  3. Read the cap rate, monthly cash flow, and cash-on-cash return.

How to embed this tool on your website

No account, no coding. Copy the embed code and paste it where you want it to appear:

<iframe src="https://snaptoolsuite.com/rental-property-calculator/?embed=1"
  style="width:100%;max-width:560px;height:900px;border:0;"
  title="Rental Property Calculator" loading="lazy"></iframe>
<p>Free <a href="https://snaptoolsuite.com/rental-property-calculator/">Rental Property Calculator</a> by Snap Tool Suite</p>
2 Paste it on your page
3 It just works

See it live: view a real embed example →

Frequently asked questions

How do you calculate cap rate?

NOI (annual rent − expenses) ÷ price × 100. $21,600 on $300,000 = 7.2%.

What is cash-on-cash return?

Annual cash flow ÷ cash invested (down payment + closing) — your yield after financing.

Is it really free?

Yes. 100% free, everything runs in your browser.

Rent out a property

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Mortgage Calculator · Mortgage Affordability Calculator · Rent vs Buy Calculator · Homebuyer Planner

🔒 Everything is calculated in your browser. We don't store or sell your data. Not financial advice.