01
Plan from revenue and ROAS
Divide target revenue by target ROAS to calculate the maximum spend implied by that declared return target.
CalculatorsFREE · NO SIGNUP
Ad Spend Calculator
Turn a declared revenue, ROAS, conversion, or cost target into one transparent campaign-spend ceiling before the budget is committed.
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01 USE IT NOW02 NO ACCOUNT03 FIELD NOTES BELOW
WORKING INPUTS
Choose one planning basis.
LIVE RESULT
Allowable ad spend
$12,500.00Revenue and ROAS planning arithmetic only; this is not a forecast of campaign delivery or results.PLANNING BASISTARGET REVENUE AND ROAS
TARGET REVENUE$50,000.00
TARGET ROAS4.00×
ALLOWABLE AD SPEND$12,500.00
FORMULAREVENUE ÷ ROAS
11
PLAN THE CEILING BEFORE THE SPEND
Start with the outcome the campaign must support
The same budget means different things under a revenue-and-ROAS plan and a conversion-and-cost plan. Choose one basis and keep the assumption visible.
WORKING VIEW
$12,500 AD SPEND$50,000 REVENUE · 4.0 ROAS
METHODdeclared outcome target converted into a spend ceiling
WORKING NOTE50,000 ÷ 4 = 12,500
INPUTS → CLEAR OUTPUT
THE FIELD NOTES
Quick answer above. Better decisions below.
Use the result now, then read the practical notes for assumptions, examples, limitations, and the choices behind it.
$50,000 REVENUE · 4.0 ROAS$12,500 AD SPEND
50,000 ÷ 4 = 12,500
02
Plan from conversions and target cost
Multiply target conversions by target cost per conversion to calculate the matching spend ceiling.
03
Keep the planning basis consistent
Use one currency, attribution definition, channel scope, and reporting horizon.
04
Treat the result as planning arithmetic
The calculator does not predict traffic, conversion, revenue, platform delivery, or profitability.
THE PRODUCT IS NEXT
Turn the product into the campaign.
Use Look Atlas to transform one straightforward product photo into premium on-model ecommerce imagery for your store, ads, and social channels.TRY YOUR FIRST SHOOT FREENO CREDIT CARD REQUIRED
Plan from revenue and ROAS
Divide target revenue by target ROAS to calculate the maximum spend implied by that declared return target.
Use the ROAS calculator after launch to compare realized revenue and spend.
Plan from conversions and target cost
Multiply target conversions by target cost per conversion to calculate the matching spend ceiling.
Use the customer acquisition cost calculator to compare the broader cost of acquiring paying customers.
Keep the planning basis consistent
Use one currency, attribution definition, channel scope, and reporting horizon.
Do not combine revenue from one scope with conversion cost from another.
Treat the result as planning arithmetic
The calculator does not predict traffic, conversion, revenue, platform delivery, or profitability.
Validate the budget against margin, cash flow, and measured performance.
Questions, answered.
How do you calculate an ad-spend budget from ROAS?
Divide target revenue by the target ROAS ratio.
How do you calculate ad spend from conversions?
Multiply target conversions by the target cost per conversion.
Does this predict campaign performance?
No. It converts declared targets into arithmetic spend ceilings and does not forecast delivery or results.
BUILT BY LOOK ATLAS
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