CPM Calculator
Solve CPM, impressions, or spend — cost per thousand impressions. Click any i for detail.
Campaign math
Solve for
i
Mode
Which output you want. |
|
|---|---|
Spend ($)
i
Spend
Media cost. |
|
Impressions
i
Impressions
Ad views / served impressions. |
|
CPM ($)
i
CPM
Cost per thousand impressions. |
How to use this calculator
- Pick what you want to solve.
- Fill the other two inputs.
- Read CPM, impressions, and spend together.
Results explained
CPM is the standard display/video unit. CPC and CPA are different metrics.
Quick reference: CPM
Core identities.
| Item | Detail |
|---|---|
| CPM | (spend ÷ impressions) × 1,000 |
| Impressions | (spend ÷ CPM) × 1,000 |
| Spend | (impressions ÷ 1,000) × CPM |
| eCPM | Often revenue-side; not modeled here |
Platform fees and viewability adjustments are not included.
How the estimate is built
CPM = (cost / impressions) × 1000.
Example scenario
$2,500 on 400,000 impressions is a $6.25 CPM.
FAQ
CPM vs CPC?
CPM is per thousand views. CPC is per click.
What about frequency?
Impressions ÷ unique users. Not in this calculator.
Is this profit?
No — media math only.