ROAS calculator
Find out what your Facebook and Google ads are really returning — your ROAS, your break-even point, and your actual profit after ad spend. Instant, free, and honest.
Revenue ÷ ad spend
1 ÷ your margin
After margin + ads
ROAS
3.0x
Target: 2.0x
Spend
$2.5k
This month
Revenue
$7.5k
+18% vs last
50% margin
Break-even at 2.0x
Your numbers
Sales attributed to your campaigns over the same period.
What you keep from each sale before ad costs (gross margin).
Your results
Estimated $1,250 profit after ad spend
$7,500 revenue × 50% margin − $2,500 ad spend.
Not happy with your number? That is usually a targeting, creative, or landing-page problem — all fixable.
Get a free ads auditSame ROAS, opposite outcomes
ROAS is simple division — revenue from ads over ad spend — but the number on its own is almost meaningless. A 3x ROAS sounds healthy until you remember it has to cover the cost of the thing you sold. That is why this calculator asks for your margin: break-even ROAS is 1 divided by your profit margin, and it is the line between campaigns that build your business and campaigns that quietly drain it.
Worked example: a business with 50% margins breaks even at 2x. If its campaigns return 3x, every $1,000 of spend generates $3,000 in revenue, $1,500 of which is gross profit — $500 ahead after the ad bill. The same 3x at a 25% margin loses $250 on every $1,000 spent.
One more honesty check: your ROAS is only as real as your tracking. If conversion tracking is broken or double-counting — which we find on most ad accounts we audit — the dashboard number is fiction. That is a core part of how we run paid ads.
3x ROAS · $1,000 ad spend · $3,000 revenue
50% margin
Break-even at 2.0x
25% margin
Break-even at 4.0x
Know your margin before you judge your ads.
Same 3x ROAS, three different businesses
$2,500 spend · $7,500 revenue · 3.0x ROAS — but profit depends entirely on what you keep from each sale.
60% margin
Break-even 1.7x · Your ROAS 3.0x
Strong profit
+$800
on $2,500 ad spend
High-margin businesses have room to scale ads aggressively.
50% margin
Break-even 2.0x · Your ROAS 3.0x
Profitable
+$500
on $2,500 ad spend
The classic local-service sweet spot — 3x at 50% margin works.
25% margin
Break-even 4.0x · Your ROAS 3.0x
Losing money
−$250
on $2,500 ad spend
Thin margins need 4x+ ROAS just to break even — most campaigns fail here.
FAQ
ROAS questions, answered straight
Not happy with your ROAS? That is fixable.
Targeting, creative, landing pages, tracking — we audit ad accounts every week and find the same five levers. Book a call and we will tell you which one is costing you money.