This is a tool to download and extract the apk from the URL or the local file. The best thing is that you can extract your apk without any issue. The only thing that you need to do is to make sure that you are on the latest version of the Android OS. 

In order to use the tool, you need to make sure that you have a working internet connection. You will not be able to download the apk if you do not. The best thing is that this tool does not require any root access. It is very easy to use.