Business
ROAS Calculator
Calculate return on ad spend from attributed revenue and advertising spend.
- Free to use
- Runs in your browser
- Level B · Industry formula
- Last reviewed 2026-08-16
Calculator guide
How to use the ROAS Calculator
Calculate return on ad spend from attributed revenue and advertising spend. Enter the requested values and select Calculate. The result and supporting values are produced locally in your browser.
Formula
Worked example
$50,000 in attributed revenue from $10,000 in ad spend produces a 5× ROAS.
What to keep in mind
- ROAS measures revenue efficiency, not profit; product costs, overhead, refunds, and other expenses are not deducted.
- Use a consistent attribution model when comparing campaigns.
Methodology
This calculator uses deterministic arithmetic and performs the calculation locally in your browser. Verify assumptions, units, and source values for your specific use case.
Review standard: Level B · Industry formula. How calculator reviews work.
Frequently asked questions
What does this calculator calculate?
Calculate return on ad spend from attributed revenue and advertising spend.
How is the result calculated?
ROAS = Attributed Revenue ÷ Ad Spend.
Can I use the result for an important decision?
Use the result as a calculation aid and verify the inputs, assumptions, and applicable professional or regulatory requirements before relying on it for an important decision.
Does CalculateMeasure store the values I enter?
The calculator performs its arithmetic in your browser. The calculator itself does not need to send your entered values to a server to produce the result.