WiseTool guide

How to calculate ROAS

Learn the ROAS formula, when it is useful, and how to interpret return on ad spend.

Updated 2026-07-05

ROAS means return on ad spend. The core formula is simple:

ROAS = revenue from ads / ad spend

A ROAS of 5x means every dollar spent on ads generated five dollars in revenue. Use ROAS with margin, conversion rate, and customer acquisition cost before increasing spend.

For a fast check, open the ROAS Calculator.

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