As suggested earlier, Apktool is a good option,
Requirements:
Windows wrapper script (Right click, Save Link As apktool.bat)
(For Linux and Mac OS the files and installation instructions are also available: Installation for Apktool)
Usage
Copy the apktool.bat and apktool.jar files to a folder preferably with no spaces eg inside the C:\ directory C:\ directory
. (e.g C:\Apktool)
Open command prompt by pressing shift and right click simultaneously.
In the command prompt type apktool d [apkname.apk]
apktool d [apkname.apk]
(e.g apktool d WhatsAppapktool d WhatsApp
)Find the extracted apk in the folder with the apk name (in this case (C:\Apktool\WhatsApp
C:\Apktool\WhatsApp
)You can now browse through the folder to find all resources of the app e.g manifest.xml
manifest.xml
and PNG images inres
folder or doing a search.
Acknowledgements: