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Both calculators run independently — change the inputs on either side to compare results.

Rule of 40 Calculator

Check whether a SaaS company's growth rate plus profit margin clears the 40% benchmark that signals a healthy balance of growth and profitability.

Revenue Growth Rate (%)

Profit Margin (%)

Business

EBITDA Calculator

Calculate EBITDA — Earnings Before Interest, Taxes, Depreciation, and Amortization — by adding non-cash charges back to operating profit. Use it to compare operating performance across companies with different capital structures, tax regimes, or asset bases.

Revenue ($)

Operating Expenses (incl. D&A) ($)

Depreciation ($)

Amortization ($)

Key differences

	Rule of 40 Calculator	EBITDA Calculator
Category	Business	Business
Inputs required	2	4
Result	Rule of 40 Score (%)	EBITDA ($)
What it does	Check whether a SaaS company's growth rate plus profit margin clears the 40% benchmark that signals a healthy balance of growth and profitability.	Calculate EBITDA — Earnings Before Interest, Taxes, Depreciation, and Amortization — by adding non-cash charges back to operating profit. Use it to compare operating performance across companies with different capital structures, tax regimes, or asset bases.