MetricAlso: click through rate, click rate, ad CTR

CTR (Click-Through Rate)

CTR (Click-Through Rate) is the ratio of users who clicked an ad to users who saw it — calculated as clicks divided by impressions, expressed as a percentage.

CTR is the diagnostic metric for ad creative and audience fit. Calculated as ad clicks divided by ad impressions, expressed as a percentage. An ad with 200 clicks against 10,000 impressions has 2% CTR. Healthy CTR varies dramatically by platform, placement, and vertical — Meta Feed averages 1-2% for direct response; LinkedIn Sponsored Content averages 0.4-0.6%; Google Search for branded queries can hit 30%+.

CTR is upstream of both CPA and ROAS — higher CTR means more clicks per impression, which means more conversions per dollar of impression spend (assuming the post-click experience is constant). When CTR drops, downstream metrics follow. This makes CTR the first place to look when an account's performance regresses.

Two common CTR-degradation patterns: creative fatigue (the same audience has seen the same ad too many times — frequency cap exceeded) and audience exhaustion (the campaign has saturated its initial high-intent audience and is now reaching lower-intent users). Both show up as CTR declining week-over-week while CPC stays stable or rises.

Single-platform CTR comparisons are misleading without context. Google Search CTR is structurally higher than Meta Feed CTR because Search users have demonstrated intent by typing a query; Feed users are scrolling passively. The right comparison is always within-platform-and-placement, against the same campaign's prior week or against your account's historical baseline.

IN GAPSCOUT

Gapscout's audit agents include CTR-regression checks per platform: a campaign whose CTR is down >20% week-over-week against its own baseline gets flagged with the recommended action (creative refresh, audience expansion, or pause). Cross-platform reporting surfaces blended CTR alongside per-platform breakdowns.

Common questions

What's a good CTR for Meta Ads?
Direct-response Meta Feed campaigns typically run 1-2% CTR; lifestyle/awareness campaigns run 0.7-1.2%. Anything under 0.7% in direct response is a warning signal of creative fatigue or weak audience fit.
Does higher CTR always mean better performance?
Not necessarily. CTR measures engagement at the impression-to-click step, not conversion. An ad with high CTR but low conversion rate is attracting clicks from poorly-qualified users — you spend more in clicks without driving more sales. The full funnel is CTR × conversion rate × AOV.
How quickly does CTR change?
Within-campaign CTR usually stabilizes after the first 3-5 days as the platform's delivery model finds the high-engagement audience. After that, week-over-week CTR shifts are meaningful signals. Within-day fluctuations are usually noise.