What is IDFA Identifier for Advertisers

IDFA is a unique code that Apple assigns to each iPhone for third parties to track users for ad-targeting

IDFA · Open to films made for children up to 13 years of age · Open to films of any length · Screening or broadcast in the Netherlands prior to the festival

idfa Surviving and Thriving in a Post-IDFA World A Resource Center for Advertisers and Publishers

idfa Opt-in rates for IDFA access My belief is that user opt in rates for IDFA access will fall between 10-20% Opt in rates will dictate the impact