The term refers to a specific, older release of an application designed for devices running the Android operating system. These iterations are often sought after due to changes introduced in subsequent updates, such as alterations to the user interface, removal of certain features, or perceived performance degradation. As an example, a user experiencing issues with the current version of an application might search for and install a previous build to regain desired functionality or stability.
Accessing these archived application versions can offer users several advantages. It might allow continued use of features that are no longer available, circumvent imposed limitations, or function optimally on older hardware. Historically, these older application packages were commonly shared through third-party repositories and file-sharing websites before official mechanisms for accessing prior releases became more commonplace.