“Ask App Not to Track”: The Effect of Opt-In Tracking Authorization on Mobile Privacy

The Impact of Apple's App Tracking Transparency Framework on the App Ecosystem

“…Since the enforcement of ATT, researchers have sprouted an interest in analyzing and understanding the effectiveness and impact of ATT on apps and other stakeholders in the ecosystem. DeGiulio et al (2021) study how mobile apps present tracking requests to users and evaluate the observed design patterns impact on users' privacy, finding that opt-in authorizations are effective at enhancing data privacy, and that the effect of ATT requests is robust to most implementation choices. Li and Tsai (2022) look at how the inability of apps to use tracking for advertising reduced new downloads, affecting to a greater degree large rather than small apps.…”