Skip to main content
ilovecalcs logoilovecalcs.

Business · Live

Ad Spend ROI & ROAS Calculator, know if your campaigns are profitable.

Enter your ad spend, revenue, and optional costs to instantly see your ROAS multiplier, true ROI, net profit, and break-even point. Works for Google Ads, Meta, TikTok, or any paid channel.

How it worksReal-time

Inputs

Campaign details

$
$

True ROI (optional)

$

Include all costs besides ad spend to calculate true net profit and ROI.

Marketing Tip

A ROAS above 4x is typically considered healthy for most industries.

Return on ad spend

Enter your ad spend and revenue above.

Field guide

ROAS vs. ROI: why most advertisers measure the wrong thing.

What ROAS actually tells you

ROAS (Return on Ad Spend) is the simplest profitability signal in digital advertising: revenue generated divided by ad spend. A ROAS of 4x means for every $1 you put into ads, $4 came back in revenue. It answers the question "is my advertising working?" not "is my business profitable?"

The formula is deliberately narrow. That narrowness makes ROAS fast to compute and easy to compare across campaigns, but it hides everything that happens between the revenue line and your bank account — product cost, fulfilment, returns, credit card fees, and overhead.

Why a high ROAS can still mean a losing business

Imagine you sell a product for $100. Your costs are:

  • Product cost (COGS): $40
  • Shipping and fulfilment: $15
  • Ad spend: $20

Total costs: $75. Revenue: $100. ROAS = $100 ÷ $20 = 5x — looks great. True ROI = ($100 − $75) ÷ $75 × 100 = +33% — genuinely profitable.

Now shift the COGS to $70. Same ad spend, same revenue. ROAS is still 5x. But ROI = ($100 − $105) ÷ $105 = −4.8%. Every sale loses money. ROAS couldn't see it; true ROI can.

How to calculate your break-even ROAS

Break-even ROAS is the minimum return on ad spend where you neither profit nor lose on a campaign after all costs are included:

Break-even ROAS = Total Costs ÷ Ad Spend

If your ad budget is $2,000 and your COGS plus fulfilment for the expected order volume is $6,000, your total costs are $8,000. Break-even ROAS = $8,000 ÷ $2,000 = 4.0x. Any ROAS below 4x is a loss; anything above is profit.

This is why "4x is healthy" is a heuristic, not a rule. If your margins are 70%, you can profit handsomely at 2x. If your margins are 20%, you may need 8x or more. Calculate your break-even first — that number is the only ROAS target that matters for your business.

ROAS benchmarks by industry

These are rough averages. Your actual break-even ROAS depends on your specific margins and cost structure, not industry norms.

  • E-commerce (physical goods): 4–8x target. Margins are thin after COGS and shipping, so ROAS needs to be high.
  • Software / SaaS: 2–4x can be very profitable. Marginal cost of an additional user is near zero.
  • Lead generation (B2B): ROAS is less relevant; cost per lead and lead-to-close rate matter more.
  • Retail (brand campaigns): Harder to attribute. 2–3x on direct revenue is often acceptable given the brand lift effect.
  • D2C subscription: First-order ROAS can be below 1x if LTV (lifetime value) justifies the acquisition cost.

Three questions before scaling any campaign

Before increasing your ad budget, answer these:

  • Is my ROAS above break-even? If not, scaling accelerates losses.
  • Is my attribution accurate? Last-click attribution inflates ROAS for top-of-funnel channels. Multi-touch or data-driven attribution gives a more honest picture.
  • What happens to ROAS at higher spend? Most campaigns see diminishing returns. A $1,000/day campaign that runs at 6x won't automatically run at 6x at $10,000/day.