Character Limits by Platform
Maximum character counts for each ad field. These are enforced during copy generation and scoring.
Meta (Facebook/Instagram)
5 fieldsprimary text
headline
description
long body
link description
Google Ads
5 fieldsheadline
description
long headline
path
primary text
Klaviyo (Email)
3 fieldssubject
preview
body
TikTok Ads
2 fieldsheadline
description
Reddit Ads
2 fieldsheadline
description
Required Fields per Platform
Minimum fields that must be filled when creating ads.
Meta (Facebook/Instagram)
primary textheadline
Google Ads
headlinesdescriptions
Klaviyo (Email)
subject