Business & marketing
Google Ads Profitability Calculator
Connect CPC and conversion rate to the profit that remains after product, fulfillment and payment costs—not just top-line ROAS.
How to use it
A better decision in three steps.
- 01
Use contribution after every non-ad cost, not revenue alone.
- 02
Enter a realistic conversion rate and CPC from the same traffic segment.
- 03
Compare break-even with your target margin before changing a bid or budget.
Core formula
The math behind the result.
CPA = CPC ÷ conversion rate; profit/order = contribution before ads − CPAQuestions
Useful before you decide.
Why is this different from a basic ROAS calculator?
It connects CPC, conversion rate and order economics, so you can see the bid and CPA limits behind ROAS.
What should lifetime gross profit include?
Use gross profit expected across the customer relationship after product and service costs, not lifetime revenue.
Is a high ROAS always profitable?
No. Low-margin products can lose money at a ROAS that looks strong. Contribution is the binding constraint.