Glossary

CTR (Click-Through Rate)

Percentage of ad viewers who click your CTA.

In practice

Reaction hooks lift CTR by earning attention in the first seconds. Test multiple emotions to find your best CTR driver.

UGCBundle provides real human reaction UGC clips you can download instantly for TikTok and Meta ads — no creator briefs, no AI avatars.

Browse the library or see pricing to get started.