Steps to Extract APK File From Android : Go to Google Play Store and Search for “APK Extractor” and Install it on your Android Phone. After Installing APK Extractor on your Phone You see the List of Installed Apps in that App. Just Tap on any App from List.Where to get APK files?
APK files are saved in the ZIP format and are typically downloaded directly to Android devices, usually via the Google Play store, but can also be found on other websites. Some of the content found in a typical APK file includes an AndroidManifest.xml, classes.dex, and resources.arsc file; as well as a META-INF and res folder.