Marketing Glossary

CTR (Click-Through Rate)

The percentage of people who saw your ad and actually clicked it — a direct read on how compelling your ad is.

Used in context
3.5 — Ad Creative Performance

…We A/B test every ad variant and keep only the versions that lift CTR without sacrificing conversion quality.…

What it means

CTR, or Click-Through Rate, is the percentage of users who clicked an ad out of the total number who saw it, calculated as clicks divided by impressions times 100.

A higher CTR generally signals that the ad’s message, creative, or offer resonates with the audience it was shown to, and it also directly influences Quality Score and CPC on platforms like Google Ads.

A read on ad relevance

CTR tells you fast whether your message is landing with the audience you targeted.

Lowers your costs

Higher CTR often earns better Quality Scores, which can lower CPC for the same position.

Guides creative testing

CTR is the earliest signal in an A/B test, well before conversion data is statistically reliable.

DNA’s Take

DNA's Take: We treat CTR as an early warning system, not a finish line — a high CTR that doesn’t convert usually means the ad is attracting the wrong audience, so we keep testing until both numbers move together.

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