ROAS (Return On Ad Spend)
Revenue attributed to ads divided by ad spend. A ROAS of 4 means $4 back per $1 spent — before your other costs, which is the part people forget.
Free · no signup · last reviewed August 29, 2026
The definition
Revenue attributed to ads divided by ad spend. A ROAS of 4 means $4 back per $1 spent — before your other costs, which is the part people forget.
Why it matters to an owner
ROAS looks best right before it bankrupts you: a 3x ROAS with 25% margins is a losing business.
Keep going
Break-even CPA CalculatorThe most you can pay for a lead or a click before you lose money — from your price, margin…CPA (Cost Per Acquisition)Total spend divided by new customers won — leads that actually closed. Deeper than CPL bec…LTV (Lifetime Value)The total profit a customer generates over the whole relationship — repeat purchases, rene…
This is the work. Want it done?
Everything here is free to use yourself — that’s the point. If you’d rather a senior marketer just handle it, in your accounts and your name: 20-minute call, no pitch deck.