Allow automatic updating android market
Well, the two files can be hosted on any system which is accessible through a public URL.
Maybe you have an application’s website for instance. It gives you the ability to have public folders which dispose of a URL that can be shared with others.
Having this feature enabled is a great way to ensure that your apps are always up to date.
That option allows your apps to automatically update only when you are connected to a Wi-Fi network so you don’t use any data to do so.Android applications have two different kind of version numbers: the version code and version name.