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Quick guide

What This Calculator Does

Calculate per-item profit, margin and markup after entered product cost, shipping, fixed fees and percentage selling fees. Target-margin mode solves the selling price instead. This product-pricing task is separate from the trading margin calculator.

When to Use It

Use it for per-item pricing scenarios. Enter your actual cost and fee assumptions; no platform schedule is supplied. For simple percentage and markup arithmetic see percentage. The page does not produce business financial statements.

Inputs Explained

Product, shipping and fixed selling costs are non-negative, each at most 1e12. Percentage fees apply to entered selling price and must be from 0% to below 100%. Selling price must be positive and at most 1e15. Target margin must be non-negative and below 100%, with fee rate plus target below 100%. Target mode also requires positive combined fixed costs.

How the Calculation Works

Let A=product cost+shipping+fixed fee, f the fee rate, and P selling price. Total cost=A+P×f. Profit=P−total cost. Margin=profit/P. Markup=profit/total cost. For target margin m, P=A/(1−f−m). Break-even price=A/(1−f). Divide entered percentages by 100 to obtain f and m.

Example

Cost 60 and selling price 100 with no other fees gives profit 40, margin 40% and markup 66.6667%. Add shipping 5, fixed fee 2 and a 10% selling fee: total cost=60+5+2+10=77, profit=23 and margin=23%. To reach a 30% margin with those costs and fee rate, price=67/(1−0.1−0.3)=111.6667.

Read the full guide

Frequently Asked Questions

How do margin and markup differ?

Markup uses all entered costs, including percentage selling fees. Negative profit means a loss at this price.

Can I solve the price for a target margin?

Yes. Price = fixed per-item costs ÷ (1 − fee rate − target margin), with percentages converted to decimals.

Are platform fees supplied automatically?

A per-item scenario, not business net profit. Fees apply to the entered selling price. No platform fee schedules, taxes, refunds or overhead are assumed; enter all relevant costs yourself.

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Profit Margin Calculator

Compare margin and markup, including your per-item costs.

Your inputs

Use decimal numbers without thousands separators. Comma or dot decimals and scientific notation are accepted.

Your result

Enter your values and calculate to see the result.

A per-item scenario, not business net profit. Fees apply to the entered selling price. No platform fee schedules, taxes, refunds or overhead are assumed; enter all relevant costs yourself.