CTR (Click-Through Rate)
CTR is clicks divided by impressions. It's the earliest signal of creative and targeting relevance, and on auction platforms a higher CTR usually lowers CPC through quality mechanisms.
Formula
CTR = Clicks ÷ Impressions
CTR is clicks divided by impressions. It's the earliest signal of creative and targeting relevance, and on auction platforms a higher CTR usually lowers CPC through quality mechanisms.
CTR = Clicks ÷ Impressions