CPM to RPM Calculator
Convert advertising CPM to net RPM (and back) with fill rate and revenue share assumptions. Great for creators, publishers, and media planning.
CPM here means Cost Per Mille (ad pricing), and RPM means Revenue Per Mille (earnings). Not revolutions per minute or Critical Path Method.
RPM result
$4.20
Net multiplier (fill × share)
42%
Formula
RPM = CPM × (Fill rate / 100) × (Revenue share / 100)
Get practical guidance based on your conversion inputs and assumptions.
Avoid sharing personal or sensitive data. AI output is advisory and not financial advice.
Authoritative definitions and examples for CPM, RPM, and fill rate assumptions:
Explore nearby tools for revenue planning and media math.
Why this CPM↔RPM tool is different
Two-way conversion
Convert CPM → RPM or reverse RPM → CPM using the same assumptions.
Explicit assumptions
Fill rate and revenue share are surfaced so you can align on definitions.
Copy-ready summary
Copy inputs, formulas, and results for reports, pricing, or planning.
Optional AI insights
Get guidance on sensitivity, risks, and what to measure next (if enabled).
How it works
Pick CPM → RPM or RPM → CPM
Choose the direction based on the metric you know.
Set fill rate and revenue share
Make the assumptions explicit and consistent across teams.
Interpret and share
Review the result, copy the summary, and refine with better inputs.
FAQ
Translate CPM into take-home RPM
Run a quick conversion and share the assumptions with your team.
Start nowEstimates only. Real results depend on monetized view rate, platform fees, ad load, viewability, and traffic mix.