Idfv ios. IDFV stands for “identifier for vendors” and is a universally unique identifier (UUID) used by Apple on many of its devices, including iPhone, iPad, etc. The IDFV is 32 characters long with 4 dashes and can be used to distinguish individual devices engaging with an app. This means that the alphanumeric value of the IDFV is the same for all apps on a single device provided the app publisher (vendor) is the same. The value in this property remains the same while the app (or another app from the same vendor) is installed on the iOS device. Dec 30, 2020 · IDFV is not a real replacement because it doesn't identify reliably a single device. The value will remain identical on different apps on the same device as long as the same developer account published the apps to the App Store. The value changes when the user deletes all of that vendor’s apps from the device and subsequently reinstalls one or more of them. . IDFV is an acronym for Identifier for Vendors, which allows app developers to measure user level data across multiple apps from the same content provider without having to request their consent. The identifier remains the same across those apps as long as at least one of the vendor’s apps stays installed on the device. Apple’s IDFV is a universally unique identifier or code that is assigned to all iOS apps by one developer on a specific device. As stated in the doc: The value in this property remains the same while the app (or another app from the same vendor) is installed on the iOS device. The value in this property remains the same while the app (or another app from the same vendor) is installed on the iOS device. Sep 3, 2020 · What is IDFV? The IDFV is an identifier that is unique to an iOS device and persists on any app issued to the App Store from the same developer account. Jul 31, 2025 · What is Apple Vendor ID? Apple Vendor ID (IDFV) is a unique identifier assigned to all apps created by the same vendor and installed on a specific iOS device. lwk qif mph iop qna hqj mdb txj ujz fbe azo unq kxf qrv aon