Google Ads · profit check

Google Ads ROAS & Break-Even Calculator

Enter your monthly budget, cost per click, conversion rate, order value and margin. See your ROAS, cost per sale, break-even point and monthly profit before you spend.

Your numbers

Example values loaded. Replace with yours.

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Return on ad spend (ROAS)
Your ROAS: Break-even ROAS:
Clicks per month
Sales per month
Revenue
Net profit after ads
Cost per sale (CPA)
Break-even CPA
Break-even CPC
ROI on ad spend

What if your conversion rate changes?

Same budget and CPC, different conversion rates

Conversion rateSalesRevenueROASCPANet profit

How the numbers work

What is ROAS?

Return on ad spend is revenue divided by ad cost. A ROAS of 4x means every 1 spent on ads brought back 4 in sales.

What is break-even ROAS?

It is 1 ÷ profit margin. At a 40% margin you need 2.5x just to cover ad cost. Anything above that is profit.

What is break-even CPA?

The most you can pay for one sale without losing money. It equals average order value times profit margin.

How do I improve ROAS?

Lower CPC with better Quality Score and negative keywords, lift conversion rate with a stronger landing page, or raise order value with bundles and upsells.