Beacons, pixel tags, clear gifs: Unity or its service providers or third parties advertising within the Service may use these technologies to learn the online behavior and interests of Users and to personalize ads that Users see. To learn more about behavioral advertising, please visit the Network Advertising Initiative’s website..</p> </li> <li> <p>Device IDs and digital fingerprinting: The Service may use one or more of a variety of unique identifiers to recognize users and their devices, including MAC address, IDFA, Android Ad ID, and digital fingerprint, which may be comprised of several types of data, including device name, the app list or applications installed on the device, and browser characteristics.