This is not a stand alone app
What you need to rock this theme:
1. Kustom Live Wallpaper (KLWP) Pro key
2. Compatible launcher that supported,Nova launcher is highly recommended, turn off the dock and hide statusbar
3. Kustom Icon Plugin, Free on playstore, so you can use icon pack image/png in KLWP
5. Open your KLWP editor, choose menu icon on top left, then load preset
6. Look inside "installed" section, find Neo Calvera,
7. Press disc icon / save on top right, then select it as wallpaper, tick any needed notifications
8. Check "globals" section on your KLWP editor to adjust everything you need.
If you have a problem or having issues,you can email me or find me on twitter
@Doghousebluess before you write a negative review
Enjoy!