Free analytics tool
CPM Calculator
Calculate cost per thousand impressions from spend and impressions. Values remain in your browser and are reset when you leave or refresh this page.
Calculated result3.39 per 1,000 impressions
Cost ÷ impressions × 1,000
What the result means
CPM normalizes media cost for every one thousand delivered impressions. Viewability, audience quality, frequency, and placement still affect the value of those impressions.
Before comparing results
- Use the same date range, campaign scope, and counting definitions.
- Check that the numerator is included in the denominator.
- Review total volume and business outcomes beside the rate.
- Document attribution and filtering changes that affect the trend.
Limits
This calculator performs arithmetic only. It does not connect to your analytics or advertising accounts and cannot judge tracking quality, profitability, or statistical significance.