Tiny tools for commerce.Get your numbers right in seconds.
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View all toolsMargin Calculator
Cost + price → margin.
Gross margin, profit per unit and markup.
Open toolMarkup Calculator
Cost + markup → price.
Turn a markup % into a selling price.
Open toolMarketplace Fees
Sale price → payout.
Estimate platform fees and what you keep.
Open toolLanded Cost
Freight + duty → true cost.
Add shipping, duty and fees per unit.
Open toolBreak-even ROAS
Margin → minimum ROAS.
Know the ad return you need to profit.
Open toolQuick margin check
Type a cost and a price. See your margin instantly.
Margin60%
Profit per unit: $60.00
Fast & simple
No setup. Answers as you type.
Private
Calculations run in your browser.
Any language, any currency
12 languages. Built for sellers everywhere.
Free to use
No sign-up. No credit card.