Campaign Planning Tool
Impressions Calculator
Free impressions calculator: find how many ad impressions your budget buys at a given CPM.
Impressions = (Budget ÷ CPM) × 1,000
Impressions Calculator
Free Tool$
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Estimated Impressions—
The Basics
How the Impressions Calculator Works
Planning a campaign? Divide your budget by the CPM and multiply by 1,000 to see how many people you can reach. A $1,000 budget at a $5 CPM buys 200,000 impressions. Remember that impressions are not unique people: frequency matters.
Common Questions
Frequently Asked Questions
Impressions = (Budget ÷ CPM) × 1,000.
No. Reach counts unique people; impressions count every time the ad is shown, including repeats.
Check your ad platform dashboard, or calculate it with the CPM calculator on our home page.