Financial Calculators

Four calculators. One complete picture of your business.

Work through the tabs in order — each one builds on the last. Start with Net Income to understand what you make, then follow the journey through to Cash Runway to see how long your business can sustain itself.

Financial Disclaimer

The calculations provided on this page are for informational and illustrative purposes only. All outputs are estimates based solely on the inputs you provide and do not constitute financial, tax, legal, or investment advice. Results have not been verified by a licensed professional and should not be relied upon as a substitute for professional guidance. Past performance and historical data do not guarantee future results. Projected values, growth rates, and net present value estimates are hypothetical in nature and may differ materially from actual outcomes. Tax estimates are based on 2025 federal income tax brackets only and exclude state taxes, self-employment tax, FICA, deductions, credits, and other factors that may affect your actual tax liability. Fortuna Capital Planning assumes no liability for decisions made based on these calculations. Always consult a qualified financial advisor, CPA, or tax professional before making financial decisions.

Net Income Calculator

Enter your numbers from top to bottom — like reading a real P&L statement. Results update instantly as you type.

Business Structure

Filing Status

Business income passes through to your personal return.

Gross RevenueTotal income before any deductions

$0.00

−Cost of Goods Sold (COGS)

Direct costs to produce your product or service

($0.00)

Gross ProfitRevenue minus COGS

$0.000.00%

−Operating Expenses

Rent, utilities, software, marketing, and overhead

($0.00)

−Payroll & Owner Draw

Employee wages, contractor payments, and owner compensation

($0.00)

Operating Income (EBIT)Earnings before interest and taxes

$0.000.00%

−Estimated Federal Tax

This is an estimate of federal income tax only. Does not include state taxes, self-employment tax (15.3% for sole proprietors), or FICA. Consult a tax professional for your specific situation.

Based on single brackets — 2025 rates

($0.00)0.00% effective

Net IncomeWhat you actually keep after all expenses and taxes

$0.000.00% margin

Disclaimer: These calculators are for informational purposes only and do not constitute financial or tax advice. Results are estimates based on simplified models. Consult a financial or tax professional for personalized guidance.

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— Net Income— Growth Rate— 5-Year NPV— Cash Runway

All calculations are estimates for informational purposes only and do not represent professional financial, tax, or legal advice. Projected values do not guarantee future performance. Results are based solely on user-provided inputs and have not been independently verified. © 2026 Fortuna Capital Planning.

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