How this calculator works
Enter the values for value, rate (%) and review the units before calculating.
Formula / method
ROAS = attributed revenue ÷ ad spend
Worked example
$25,000 attributed revenue from $5,000 ad spend equals 5.0× ROAS.
Assumptions and limitations
Revenue attribution and spend cover the same campaign and reporting window.
ROAS is not profit; it excludes product cost, overhead, refunds and customer lifetime value.