CPM, CPC, CTR & CPA calculator

Fill in what you have from your ad report. Every metric that can be worked out appears on the right.

Your numbers

Ad spend (optional)

Impressions (optional)

Clicks (optional)

Conversions (optional)Leads, sign-ups or sales

CPM = spend ÷ impressions × 1,000
CPC = spend ÷ clicks
CTR = clicks ÷ impressions
CPA = spend ÷ conversions
Conversion rate = conversions ÷ clicks

Leave a box empty if you don't have that number. Any metric that needs it shows a dash.