Business calculator
CPM Calculator
Calculate advertising CPM, CPC, and click-through rate from spend, impressions, and clicks.
Formula
Ad metrics
CPM = spend / impressions x 1000; CPC = spend / clicks; CTR = clicks / impressions
500 spend on 100,000 impressions has a CPM of 5.
FAQs
What does CPM mean?+
CPM is cost per thousand impressions, a common way to compare display and awareness media.
Can I use this for social ads?+
Yes. Enter the campaign spend, impressions, and clicks from the platform report.
How does the CPM Calculator calculate the result?+
It uses the Ad metrics: CPM = spend / impressions x 1000; CPC = spend / clicks; CTR = clicks / impressions. 500 spend on 100,000 impressions has a CPM of 5.
What information do I need to use the CPM Calculator?+
Calculate advertising CPM, CPC, and click-through rate from spend, impressions, and clicks.
How accurate is the CPM Calculator?+
CPM Calculator applies the formula and assumptions shown on this page. Results may be rounded for readability, so verify changing rates, thresholds, medical guidance, or legal rules with the cited source or a qualified professional.
What should I check before using the CPM Calculator result?+
Check that the units, dates, rates, and assumptions match your situation. Change one input at a time to understand which values have the largest effect on the result.
Business guide
How to use the CPM Calculator
Calculate advertising CPM, CPC, and click-through rate from spend, impressions, and clicks. The page also explains the ad metrics and shows a practical example: 500 spend on 100,000 impressions has a CPM of 5.
- 1
Enter your details
Enter spend, impressions, and clicks, then complete any other fields shown in the calculator.
- 2
Check the calculation
Review the result alongside the ad metrics: CPM = spend / impressions x 1000; CPC = spend / clicks; CTR = clicks / impressions.
- 3
Compare scenarios
Change one or more inputs to see how they affect the CPM Calculator result before you use the estimate.
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