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CapRateCity
Free cap rate calculators for every US market
Free Chrome Extension

Analyze Any Zillow or Redfin
Listing Instantly

Cap rate, cash flow, cash-on-cash return, DSCR, and 1% rule — calculated automatically on every property listing page. No copy-pasting. No spreadsheets.

Add to Chrome — Free →

Works on Chrome, Brave, Edge, and all Chromium browsers

How It Works

1
Install the extension
One click from the Chrome Web Store. No account needed, no signup required.
2
Browse Zillow or Redfin
Search for properties like you normally would. The extension activates automatically on listing pages.
3
See investment metrics
Cap rate, cash flow, cash-on-cash, DSCR, and 1% rule appear right on the page. Adjust assumptions to match your deal.

What You Get on Every Listing

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Cap Rate
Instant cap rate calculation using listing price and estimated rent, with adjustable expense assumptions.
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Cash Flow Analysis
Monthly and annual cash flow projections factoring in mortgage, taxes, insurance, vacancy, and management.
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Cash-on-Cash Return
Your actual return on invested capital, accounting for down payment, closing costs, and financing terms.
D
DSCR Calculation
Debt Service Coverage Ratio to see if the property qualifies for investor-friendly DSCR financing.
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1% Rule Check
Instant pass/fail on the 1% rule with the actual rent-to-price ratio displayed.
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Adjustable Assumptions
Customize down payment, interest rate, vacancy, management fee, maintenance, and more to match your deal.

See It in Action

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On a Zillow listing
Cap rate, cash flow, and returns calculated instantly from the listing data.
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Adjust your assumptions
Change down payment, rate, vacancy, management — watch the numbers update live.
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Compare properties fast
Every listing shows the same metrics so you can compare deals at a glance.

Who It's For

New investors
Stop guessing whether a property is a good deal. See the numbers instantly on every listing and learn what good metrics look like.
Experienced investors
Screen dozens of listings per hour. Quickly identify which properties are worth deeper analysis without leaving Zillow.
Out-of-state investors
Analyzing remote markets? The extension works on any Zillow or Redfin listing nationwide — 775+ markets covered.
Agents & wholesalers
Send clients instant investment analysis on any listing. Build credibility by showing cap rate and cash flow data upfront.
Ready to analyze deals faster?
Free forever. No account required. Install in one click.
Add to Chrome — Free →
The CapRateCity Report
Weekly market analysis: highest cap rate cities, emerging markets, and deal breakdowns. Free, no spam.