What is ROAS?
ROAS is revenue attributed to ads divided by ad spend. It measures revenue efficiency, but it does not prove profit by itself.
Ads profitability tool
Check whether ecommerce ad spend is producing profitable sales
Calculate ROAS, advertising cost of sales and contribution after ads for a marketplace campaign before increasing the budget.
Scale a campaign only when contribution remains positive after ads and returns.
Compare ROAS with SKU margin, not revenue alone.
Use real payment and SKU data in Ecom10x before changing a large ad budget.
Live calculator
profit after ads = revenue x margin - ad spend - return loss reserve
Estimated contribution after ads
Rs 1,347
ROAS is 4.4x after reserving Rs 693 for returns.
Estimate
Use this calculator to understand the direction of profit, loss or stock risk.
Verify
Import marketplace files or connect approved APIs to validate the estimate with real data.
Act
Turn the result into a price, reorder, recovery, COGS or product action inside Ecom10x.
Ecommerce ROAS Calculator FAQs
Quick answers for this seller workflow.
Why can a high ROAS still lose money?
Low margin, high marketplace fees, returns and shipping cost can consume the revenue left after advertising.