How to Extract APK Files You can open an APK file on a desktop operating system with a file extractor tool. (Try one from our Best Free Zip & Unzip Programs list.) Since APK files are archives of ...

Usually, this is done via APK files. APK files are Android installer packages downloaded from the internet, and they're often provided by third parties like websites dedicated to hosting the files.

How to Run APK Files on an Android SDK. An Android APK file contains all the open-source Java files used to set up and run the Google Android app. You can extract these files and load them into ...

Forget wires and sync cables; use Dropbox to get the files directly on devices and install them without a hassle.

In either case, there is a nifty little Windows program called APK-Info that tells you all about an APK. When you launch APK-Info it asks you to select an APK file.