Blackline is an icon pack. It is not a stand alone application, you need a third party launcher to apply it. A set of icons that stand out on any wallpaper. Use it with any dark wallpaper for better effect. What's included: ★ 4.000 + HD icons (256x256) ★ 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 ★ Updates.