WallpapersEveryday - Gorgeous wallpapers on your desktop in just one click or auto-delivered at chosen time intervals.
Splashy - Breathtaking, auto changing wallpaper app for macOS, Windows, Linux, iOS & Android
Ruler for Windows - It's a screen ruler for Windows.
Splashify - Beautiful desktop wallpapers for Mac and Windows
Fondo - Find the most beautiful wallpapers from Unsplash.com
Irvue - (previously Unsplash Wallpaper) Gorgeous wallpapers on your Mac.