Rental Property ROI & Cash Flow Calculator

Calculate real estate rental cash flow, capitalization rate (cap rate), and cash-on-cash return.

  • 100% free
  • Private in browser
  • No signup
  • No watermarks

Rental Property ROI & Cash Flow Calculator

Estimate rental income, mortgage debt service, cap rate, and cash-on-cash ROI.

Property & Financing

Monthly Operating Expenses

Investment Performance

Monthly Net Cash Flow

$333

Mortgage: $1517 / month

Cap Rate

7.4%

Cash on Cash

6.7%

Gross Yield

9.6%

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About Rental Property ROI & Cash Flow Calculator

Calculate real estate rental cash flow, capitalization rate (cap rate), and cash-on-cash return. Use this free client-side tool on TheToolss with zero installation and complete privacy.

How to use Rental Property ROI & Cash Flow Calculator

  1. Open the tool in your browser
  2. Configure inputs and options
  3. View live preview and copy result

Key features

  • 100% free client-side tool
  • Fast instant results in browser
  • Zero tracking or data storage
  • Modern responsive UI

Frequently asked questions

Is this Rental Property ROI & Cash Flow Calculator free to use?
Yes, 100% free with unlimited usage and zero ads.
Is my data secure?
Yes, all processing happens entirely inside your browser client memory.
Does this tool work on mobile devices?
Yes, fully optimized for both desktop and mobile web browsers.
Can I export or copy results?
Yes, you can copy or download output with one click.
Do I need an account to use this tool?
No registration or account creation is required.