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Net Profit Margin Calculator

Enter total revenue and total expenses to get net profit and net profit margin.

Net profit
$30,000.00
Net profit margin
25.0%

How to use this calculator

  1. 1Enter total revenue for the period.
  2. 2Enter total expenses — everything, including overheads and tax.
  3. 3Read net profit and net profit margin.

How the Net Profit Margin Calculator works

Formula
Net profit margin % = (Revenue − All expenses) ÷ Revenue × 100

Net profit margin is the truest measure of profitability because it deducts every expense — not just the cost of goods, but overheads, tax and interest too. It tells you how many cents of each dollar of sales you actually keep once everything is paid.

A margin around 10% is often considered average, with 20%+ strong, though it varies widely by industry. Tracking it over time surfaces problems a headline revenue figure hides: rising sales with a falling net margin usually means costs are growing faster than income.

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Frequently asked questions

What is net profit margin?

Net profit as a percentage of revenue, after all expenses. It shows how many cents of every dollar of sales you actually keep.

What is a healthy net margin?

It varies widely, but 10% is often considered average and 20%+ strong. Service and software businesses tend to run higher than product businesses.

Net vs gross margin?

Gross margin deducts only the cost of goods sold; net margin deducts every expense. Net is the truer measure of profitability.