What is .APK File?
什麼是.APK文件？
Android Package (APK) is the package file format used by the Android operating system for distribution and installation of mobile apps and middleware. APK files are a type of archive file, specifically in zip format-type packages, based on the JAR file format, with .apk as the filename extension.
安卓應用包(APK)是安卓作業系統用來發佈和安裝移動應用和中介軟體的包檔案格式。APK基本是基於JAR檔案格式的壓縮格式類型的包，檔案副檔名為.apk。