CPM Calculator Impressions
Estimate campaign delivery by converting available spend and a CPM rate into total impressions.
Estimate impressions
Use a forecast CPM with your available media budget to estimate the scale of a campaign before launch.
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 a forecast CPM with your available media budget to estimate the scale of a campaign before launch.
Example calculation
A £2,500 budget at a £5 CPM buys an estimated 500,000 impressions.
Change either input in the calculator to model a different campaign scenario.
Use the result correctly
- Use spend available for media delivery.
- Model CPM changes to see the delivery range.
- Impressions are exposures, not necessarily unique people.
Frequently asked questions
What does cpm calculator impressions calculate?
It calculates CPM, total cost, or impressions from any two known values. The page also explains the formula in the context of use a forecast cpm with your available media budget to estimate the scale of a campaign before launch.
What formula does cpm calculator impressions use?
Impressions = (total cost ÷ CPM) × 1,000.
Is cpm calculator impressions free to use?
Yes. The calculator runs in your browser and does not require an account.