Skip to content
Calculator Tools
Advertising Calculators

Ad Spend Calculator

Ad budget needed to hit a conversion goal from CPC and conversion rate — or conversions from a given budget.

Enter values

Results update as you type.

Result

Ad spend needed

$4,000.00

Clicks needed
3,334
Implied CPA
$40.00

About the Ad Spend Calculator

Ad budget needed to hit a conversion goal from CPC and conversion rate — or conversions from a given budget.

Also known as: advertising budget, ppc budget calculator, how much to spend on ads.

How to use this calculator

  1. Enter target conversions, average cpc, conversion rate.
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Review the breakdown shown under the main result.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

Spend = goal ÷ conversion rate × CPC

Worked example

Using the values pre-filled in the calculator above:

  • Target conversions = 100
  • Average CPC = 1.2
  • Conversion rate = 3 %

the calculator returns:

  • Ad spend needed: 4,000
  • Clicks needed: 3,334
  • Implied CPA: 40