Darko 3 is an icon pack. It is not a stand alone application, you need a third party launcher to apply it.
Darko 3: A dark set with shadow for depth. Use it with any dark wallpaper for better depth effect.
2.700 + HD icons (256x256)
120+ matching HD cloud wallpapers!
Launchers support: Action, Adw, AdwEX, Apex, Atom, Aviate, GO, Next,Nova, Smart, Solo...
Icon masking for un-themed icons
Dynamic calendar (For Nova Launcher)
Alternative icons to choose