Change your home screen or lock screen wallpaper from any application with a simple activator gesture.
Essential for designers.
Recommended for everyone.
To Use: you must first configure a choice of an activation method from Settings > Activator > Anywhere; and choose WallSwitcher. See Screenshots link below for further help.
It's Required that you place wallpapers in /Library/Wallpaper/ & you can switch between at any time.
See larger Screenshots below