CrossDeviceTracking
Cross-device tracking is a set of methods and technologies that link user activity across multiple devices to form a single, coherent view of an individual’s interactions with apps, websites, and services. Its goal is to enable attribution, targeting, and measurement that span smartphones, tablets, desktops, and other connected devices.
There are two main approaches. Deterministic tracking uses user-provided identifiers that persist across devices, such as
Data sources for cross-device tracking include login data from apps and services, customer relationship management systems,
Applications span advertising attribution across devices, cross-device conversion measurement, frequency capping, audience deduplication, and omnichannel analytics