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Gross profit is revenue minus the direct cost of producing or acquiring goods sold (COGS).
Gross Profit = Revenue − Cost of Goods SoldNet profit deducts all operating expenses, taxes, and interest from gross profit to show the bottom line.
Net Profit = Revenue − COGS − Operating Expenses − Taxes − InterestThe Profit Calculator applies industry-standard financial equations used by lenders, accountants, and planners. All intermediate values are computed with floating-point precision and rounded only for display.
Result = f(principal, rate, period, …)Updated: July 2026
An e-commerce seller calculates gross profit on monthly sales.
→ Gross profit: $7,200 (60% margin)
A consultant calculates net profit on a client project after direct expenses.
→ Net profit: $4,700 (85.5% margin)
A homebuyer runs the Profit Calculator with two interest rates side by side to compare total interest paid over 30 years before choosing a lender.
$100,000 in revenue with $95,000 in costs is only $5,000 profit (5% margin). Revenue growth without margin improvement doesn't mean business success.
True profitability includes all costs: materials, labor, shipping, platform fees, returns, and your own time. Omitting costs inflates perceived profit.
Use our free Profit Calculator for fast, accurate results in your browser. No signup or installation required — works on any device.