Free tool

Profit Margin Calculator

Calculate your exact net profit, break-even ROAS, and total fees so you know if your store is actually profitable — in euros, before you spend another cent on ads.

Revenue & COGS

Customer pays
€
Supplier cost
€
To customer
€

Marketing & Fees

Cost per acquisition
€
Stripe / PayPal
%
Per transaction
€
Packaging, VAT, etc.
€
Net Profit (per order)
€46.80
46.80% Net Margin

Cost Breakdown

  • COGS (product + shipping)€30.00
  • Ad Spend (CPA)€20.00
  • Gateway Fees€3.20
  • Other Costs€0.00
  • Total Expenses−€53.20

Marketing Targets

Break-Even ROAS
1.50×
Must get back €1.50 for every €1 spent on ads
Max Allowable CPA (Break-Even)
€66.80
Above this, every sale loses you money.

Numbers don't lie. Your ad account might.

If your break-even ROAS is higher than what your campaigns are hitting, you're burning cash. We help DTC brands turn Meta ads, CRO, and email into a profit engine — accountable to margin, not impressions.

Book a free consultation