Use APKPure App
Get APK Tool old version APK for Android
Simple application which allows you to easily manage Android Package (APK) files
Simple application which allows you to manage individual or batch Android package (APK) files.
With this simple tool you can backup applications to your phone's SD card, uninstall or even send Android packages over e-mail.
It goes hand in hand with popular tools such as apktool (https://code.google.com/p/android-apktool/) or jd-gui (http://jd.benow.ca/).
Special thanks for the German translation goes to Daniel Schlapa - http://blog.schlapa.net .