CPM / CPC / CPA Calculator
Enter spend, impressions, clicks and conversions.
Inputs
Results
CPM
$5.00
CPC
$0.25
CPA
$12.50
Formula
CPM = Spend ÷ Impressions × 1000. CPC = Spend ÷ Clicks. CPA = Spend ÷ Conv.
Example
$500 / 100k imps = $5 CPM.
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What the CPM / CPC / CPA Calculator is for
The CPM / CPC / CPA Calculator models the economics of cpm cpc cpa so marketers can decide, in seconds, whether a channel is worth investing in. It handles CPC/CPM/CPA math, keyword ROI, and traffic value in the same consistent way.
Turning the numbers into a plan
Run the CPM / CPC / CPA Calculator with your current baseline first, then with your target. The gap tells you either the extra budget you need or the efficiency you have to find.
Frequently asked questions