CPM Calculator Tools
Start with the core three-way CPM tool, then move to the related calculators for budget, reach, and channel-specific planning.
Calculate cost per thousand
Use this page as an entry point when you know the campaign inputs but have not yet chosen which CPM value to solve.
Symbols only; values are not converted.
Example values are prefilled—edit either available input.
i
The total amount spent or earned for the impressions in this calculation.i
The number of times the advertisement or placement was delivered.i
Cost per mille: the cost or revenue for every 1,000 impressions.How this calculation works
Use this page as an entry point when you know the campaign inputs but have not yet chosen which CPM value to solve.
Example calculation
At a £4 CPM, 250,000 impressions cost £1,000.
Change either input in the calculator to model a different campaign scenario.
Use the result correctly
- Select the tool that matches your unknown value.
- Keep measurement definitions consistent.
- Use scenario ranges for forecasts.
Frequently asked questions
What does cpm calculator tools calculate?
It calculates CPM, total cost, or impressions from any two known values. The page also explains the formula in the context of use this page as an entry point when you know the campaign inputs but have not yet chosen which cpm value to solve.
What formula does cpm calculator tools use?
The core relationship is cost = CPM × impressions ÷ 1,000.
Is cpm calculator tools free to use?
Yes. The calculator runs in your browser and does not require an account.