Third-party apps are using workarounds to collect data on users opting out of tracking via iOS’
App Tracking Transparency, critics claim, with many apps potentially collecting the same amount of data as they did before ATT was implemented.
Apple’s introduction of App Tracking Transparency
was supposed to be a way for users to get more control over how they were tracked online for marketing purposes. Despite efforts by Apple to force apps to give users the choice to opt out, research points to it being largely ineffective.