APK stands for Android Package File. It means many files that are collected into a package while you use the package to finish downloading the application, especially if the application is, comes from the android operating system and is used by the android user that has play store on their smartphone. You actually will find this file when sometimes you download the application. In this kind of application, they application cannot be installed perfectly if you are not yet to download the file. It means that this file is as the additional file that is used to run the application.
To Download Apk File
You can directly find this APK file if you have the android system on your smartphone, so you cannot find this file in such of apple phone or mac phone. Because this file is used to run the application, sometimes you also have to extract the file first and you placed it in your android storage. After that, you have to make sure; if this file is, start to begin. You can find the file in the device manager on your phone.
To download this file, you sometimes file directly download the file after you finish downloading the application because this file and application file usually comes in one package. It is better to download this file play store as an official store to download the android application. If it is not from the play store, you can download this file in some trusted application store because you also have to be careful if the file comes with viruses that will start to infect your smartphone if you do not have strong anti-virus. Moreover, when you are downloading APK file, you should pay for the application or you can download this file because in some cases, you are free to download this file.