To download Empower's Android app, from your phone navigate to the Google Play store.

On the left hand side select Apps (highlighted below) and then search on either Empower Factory or Factory Productivity,  

You should see a page similar to

 


After clicking on the Empower logo you should see

  



Click on the Install button to install on your phone. 


At the top right of the page you should see 3 dots - click on these

 

and then select enable auto-update to automatically receive updates.



  
 
See also
Using Tablets and Phones