iOS 14.5 share of IDFA in selected app categories before and after ATT launch 2021

Share of tracked Identifier for Advertisers (IDFA) in selected app categories before and after the introduction of Apple's App Tracking Transparency protocol in iOS 14.5 as of June 2021

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Source

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Release date

June 2021

Region

Worldwide

Survey time period

June 2021

Supplementary notes

According to the source, data represent the "share of Identifier for Advertisers (IDFA) based on total Identifier for Vendors (IDFV) observed. IDFVs can represent the total number of unique devices per publisher app"

The source does not provide an exact survey date. The date provided is the publication date.

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