This is a notice that appears in a pop-up Consumer Email List window in the app asking users to allow or deny advertisers access to their device identifier, also called Advertising Identifier or IDFA, as part of an opt-in mechanism or Consumer Email List acceptance. It is the apps themselves that decide if and when to show this notice and to whom to show it. AppsFlyer , the mobile attribution platform of choice for the world's leading brands, answers some of the key questions about how and when to display this ad. Why is it important to show this notice?

The first thing to note is that ATT's opt-in Consumer Email List rates so far are higher than anticipated. In terms of reasons, the main reason why we recommend displaying this ad is that user-level data and attribution enables marketers to Consumer Email List drive higher returns across a wide variety of activities. In addition, among the benefits of showing this notice are also: In apps/games that rely on ads for revenue, “consensual” user groups will experience high demand, resulting in increased CPM (cost per thousand) rates and thus higher costs. higher revenue for the app.

Having at least a portion of the user base Consumer Email List with full data granularity will help "extrapolate" the results to compare with SKAdNetwork (Apple's deterministic attribution mechanism) data and optimize Consumer Email List accordingly. Sending a part of the events at the user level to the networks will allow better optimization of the campaigns. Why do some apps decide not to show their users the ATT notice? While user-level attribution isn't possible without.