The amount you pay, on average, each time someone clicks your ad.
In plain words
CPC is the total ad spend divided by the number of clicks. A low CPC is not good by itself: cheap clicks that never buy are worse than costly clicks that do.
Questions to ask a company that offers this
What CPC do you expect for my market, and on what basis?
How do you judge a click's value?
A good company will answer these plainly and in writing. Vague or evasive answers are worth noting.
Explanation last read through on 25 October 2026. It is general guidance in plain language, not advice for your particular project. Tell us if something is wrong or unclear.