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Computes margins from revenue and cost or price inputs. Use when pricing products; differs from roi-calculator by per-sale margin and markup vs investment return. Returns gross margin %, net margin and markup %. 100% client-side.
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Calculates the profit margin on a product or service. Enter revenue and cost to see gross profit, profit margin as a percentage, and markup — while clearly flagging loss-making scenarios. Handles negative margins and lets you see the relationship between price, cost, and profitability instantly.
Pricing decisions hinge on the margin, not just on the price. Seeing the margin as a percentage of revenue, plus the markup on cost, tells a seller whether a business is actually making money after expenses.
This tool is part of the DevStackIO platform — a collection of free online developer tools from DevStackIO. Browse more free developer resources on DevStackIO.
Store owners, freelancers and agencies managing pricing, product managers, e-commerce sellers, and anyone setting a sell price for a product or service.
Enter the total revenue or selling price
Enter the total cost of the product or service
Read gross profit, profit margin, markup, and whether it is a loss or gain
Adjust the price or cost to hit a target margin
Use the margin percentage for revenue-based pricing decisions
Revenue $1,200, cost $850 → $350 gross profit, 29.2% margin, 41.2% markupRevenue $50, cost $50 → $0 profit, 0% margin (break-even)Revenue $50, cost $60 → -$10 profit, -20% margin (a loss)Revenue $100, cost $40 → $60 profit, 60% margin and 150% markup — the same profit expressed two waysWhat is the difference between margin and markup?
Margin is profit divided by revenue; markup is profit divided by cost.
Can the tool handle losses?
Yes, it flags a negative profit or loss clearly.
Is this good for a freelancer's rate?
Yes, enter the rate as revenue and your time cost as the cost.
Are the computations local?
Yes, nothing is transmitted.
What is a healthy profit margin?
It varies by industry; retail often runs 5-10% while SaaS and agencies target far higher.
Should I price on margin or markup?
Use margin to evaluate profitability relative to price, and markup when building a price from cost.
Authoritative specifications, standards, and in-depth reading for Profit Margin Calculator.
Gross profit
$350.00
Profit margin
29.17%
Markup
41.18%
Not financial advice
The results from this calculator are provided for general informational and educational purposes only. They are estimates based on the assumptions you enter and do not constitute financial, tax, legal, or investment advice, nor a recommendation to buy, sell, or hold any financial product. Tax codes, rates, and regulations change frequently and vary by country, state, and local jurisdiction — and may differ based on your individual circumstances, employer plan rules, and provider policies. Always verify the figures with current official sources and consult a qualified financial, tax, or legal professional before making any financial decision. All calculations run privately in your browser; nothing you enter is sent to our servers.
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