// glossary

What is CTR?

Click-Through Rate

CTR (Click-Through Rate) is the percentage of impressions that turn into clicks. The fastest signal of ad-to-audience fit — low CTR usually means wrong targeting or weak creative; high CTR means message-market fit. In Google Ads it directly drives Quality Score.

// formula

CTR = (Clicks / Impressions) × 100

// industry benchmarks (2025)

Google Search — branded keywords 15-30%, generic 2-5%.
Google Display — 0.3-0.8% (banner blindness).
Meta Feed — e-commerce 1-2%, lead gen 0.8-1.5%.
Meta Reels / TikTok — 1.5-3%.
LinkedIn Sponsored Content — 0.4-0.8%.

// why CTR matters

Quality Score driver — in Google Ads, CTR is the strongest input. Low CTR = high CPC.
Auction signal — Meta's algorithm serves high-CTR ads at lower CPM.
Creative testing — A/B tests for conversions need 4-7 days of data; CTR signals appear in 24 hours.

// fixing low CTR

Tighten audience — over-broad targeting shows ads to irrelevant people.
Creative variety — running the same creative 2-3 weeks lets frequency eat CTR.
Headline test — in search ads, headline is usually the fastest win.
Placement audit — exclude low performers in Display.

Example: A B2B SaaS held a 0.3% LinkedIn CTR for six weeks; CPC ballooned to $4.20. Switching from message format to carousel + targeting by job-title-and-company-size pushed CTR to 0.9%, CPC down to $1.65. Same budget produced 155% more qualified visits.

// the high-CTR illusion

High CTR isn't always good. A clickbait ad that gets clicks but no conversions hides poor LP fit. Always read CTR alongside bounce rate and conversion rate.