marketing
CPM Calculator
Calculate cost per thousand impressions based on spend and impressions.
CPM
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How it works
Use this calculator to work out cost per thousand impressions based on spend and impressions.
Formula
CPM = (Ad Spend ÷ Impressions) × 1000
Example
If spend is 400 and impressions are 50000:
- CPM = 8.00
Why it matters
CPM helps you compare awareness campaigns and understand the cost of reaching audiences at scale.
Common use cases
- Display ad reporting
- Brand awareness campaigns
- Social media ads
- Media buying comparisons