How to clone any app in android

First of all

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download the app from here

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In this post I'll tell about cloning app by clone the WhatsApp

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Open all editor app 

      Here you can see many options like....

       "Select all from files "

       "Select all from apps"

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In first option you need to locate the API file directory

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And in 2nd one

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You will see your all installed apps 

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I'll select 2nd option 

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Select WhatsApp from the list and click on " common edit" 

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Change package name as you can......

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Now save and install it.......