📊 Margin Calculator — runs in your browser

E-Commerce Profit Margin Calculator

Know your margins before you sell. Shopify, Amazon, and Etsy presets built in.

Product & Cost Details

Shopify Payments (2.9% + $0.30)

$

Your listed price customers pay

$

What you pay per unit

$

Postage + packaging

%

Auto-set by platform

$

Auto-set by platform

$

PPC / ad cost per sale

$

Inserts, returns buffer, etc.

AI Pricing Strategy

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