This is not a stand alone app. Theme require Kustom Live Wallpaper Maker PRO application ( not free version of this app). Simple Walls for KLWP contains pack of six very nice and simple themes.

What you need:

✔ Kustom (KLWP) PRO
✔ Compatible launcher that supported by KLWP (Nova launcher is recommended)

How to install:

✔ Download Simple Walls Theme pack and KLWP PRO application
✔ Open your KLWP app choose menu icon on top left then load preset
✔ Find and tap on the Simple Walls
✔ Hit "SAVE" button on the top right


Instructions:

In the Nova launcher settings you need:
✔ select 1 screen
✔ hide dock
✔ hide status

In the KLWP settings you need:
✔ select 1 screens


Please contact me with any questions/issues before leaving a negative rating.