What are APK files and why is there a need to download such files? APK files are meant for smartphones such as android phones. They are app files, and can be used to install applications on mobile devices.
The most popular smartphones these days are, of course, Android phones. Applications can be downloaded into these phones through a channel known as the Android Market. Android Market, a website owned by Google, is a marketplace that distributes smartphone apps.
Sometimes, for some reason, smartphone owners are not able to download apps directly from the Market. For example, some models are not supported by the Market, so users can't login and download directly. But this does not mean that the phone is incapable of running applications. Here is where APK files come in.
APK programs are really application files. In Windows, we are all familiar with executable (EXE) files. They function in a similar manner. When you click on an APK file, you are launching the installer for the application. The app can then be installed directly on the device. So if you can't access the Android Market for some reason, then your only option is to look elsewhere.
Obviously, for security reasons, you should only download and install these files from trusted sources. Before installing, make sure that your have modified your settings to allow app installations from unknown sources. So where can you find reliable app. files?
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