SellMath / Advertising
CTR Calculator
Calculate click-through rate from clicks and impressions.
Your estimate
- Click-through rate
Calculated in your browser. Your entries are not sent anywhere.
How the calculation works
CTR = clicks ÷ impressions × 100
A dash means the ratio is undefined or the target cannot be reached.
Frequently asked questions
What does click-through rate mean?
CTR is the number of clicks divided by the number of impressions, expressed as a percentage.
Can CTR exceed 100%?
It can if the counts include multiple clicks per impression or mismatched reporting definitions. Check your source data.