This is not stand-alone app, you need the app called "KWGT",

https://play.google.com/store/apps/details?id=org.kustom.widget

"KWGT PRO KEY "

https://play.google.com/store/apps/details?id=org.kustom.widget.pro

&  "Launcher" Like Nova launcher to use with it.

Hi I'm Atharva, find me on:

Instagram: 
https://instagram.com/phone_customization?igshid=1t6iky2m3eh5c

Gmail:
phonecustomization11@gmail.com

How to install'

- Download KWGT Pro key
- Download any custom launcher
- Download Xena kwgt
- Add a Kwgt Widget on your homescreen
- Click on and select "Installed" and choose widgets from Xena kwgt
- Select the right grid and adjust the widget in layer option

please feel free to contact me on gmail or instagram, to help improve the app. 
Thanks alot!

Beautiful set of widgets to accompany your amoled wallpapers (70 widgets)

Xena kwgt

Additional Information