DIFFERENCE BETWEEN UNALIGNED AND NORMAL DEBUG APK FILE

You can find the unaligned apk file here \app\build\outputs\apk

http://stackoverflow.com/questions/22058210/why-unaligned-apk-is-needed

http://stackoverflow.com/questions/30366905/difference-between-app-debug-apk-and-app-debug-unaligned-apk?noredirect=1&lq=1

http://stackoverflow.com/questions/22058210/why-unaligned-apk-is-needed?noredirect=1&lq=1