🧮 Free Tool

Profit Margin Calculator

Calculate your true per-unit and monthly profit including all costs — shipping, platform fees, returns, and marketing. See your real margins, not the vanity number.

Product Economics

Fees & Overhead

Monthly Volume

Your margins

Gross margin
55.4%
Net margin (after all costs)
33.8%
Profit per unit
$22.00
Monthly profit
$11,000
Revenue$65.00
COGS-$22.00
Shipping + packaging-$7.00
Platform + payment fees-$3.77
Returns cost-$1.45
Marketing-$8.00
Net profit$22.78
With SellerZoom recommendations
+$1,980/mo
Based on 18% AOV lift from cross-sells