Over the past few years, Apple has implemented privacy features to protect its users from harmful tracking, such as Intelligent Tracking Prevention (ITP), which blocks third-party cookies. These privacy protections, coupled with Apple’s market share, disrupt marketers’ conventional targeting and measurement tactics. The Forrester Apple Privacy Features Tool for iOS 15 and earlier helps B2C marketers understand the landscape of Apple’s privacy protections and the implications of each feature on marketing.