IDFA

Identifier for Advertisers

IDFA is the acronym for Identifier for Advertisers.

What is Identifier for Advertisers?

A random device identifier that is assigned by Apple to a user’s device. Advertisers use this to track data so they can deliver customized advertising. With iOS 14, this will be enabled through an opt-in request rather than by default.

  • Abbreviation: IDFA
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