Audio Ads Dictionary

CTR or Click Through Rate represents a ratio between total clicks and eligible display impressions and is represented as a percentage

An impression is recorded every time your ad is played. By the number of impressions you can determine how often your ad is being listened to

LTR or Listen Through Rate is the ratio between the number of ads listened through to the end to the number of ads played

Reach is the number of unique listeners that heard an ad from an audio campaign. It can also be referred to as the total number of "unique listeners"

A unique listener represents a single user that can hear your ad once or multiple times