Definition
CTR divides clicks by impressions. It is the earliest signal of creative health: a falling CTR means the audience has seen the ad enough times (frequency fatigue) or the hook no longer earns attention.
Why it matters
CTR is a leading indicator. We batch-test creative weekly so CTR dips get fixed before CPA suffers.
Formula
Clicks / Impressions
Benchmarks
1-2% typical for Meta prospecting; 3%+ on strong retargeting
All glossary terms