Revenue means nothing without knowing what you keep. Margin shows your actual profit per order by pulling real data from your Shopify store — no estimates, no guesswork.Margin automatically pulls your (COGS) from Shopify inventory cogs and lets you set them manually per variant. It captures actual Shopify Payments transaction fees instead of estimates, compares shipping revenue against what you actually paid, and automatically deducts discounts and refunds from profit.