Wallpaper Cycler - NuonSoft WallpaperCycler is a powerfull utility to manage all your wallpapers and to automatically cycle between your wallpapers.
John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads
FCorp My Desktop - "ALL-IN-ONE" Desktop Related Tools.
Wallperizer - Wallperizer is a desktop wallpaper changer.
Moody Desktop - Change wallpaper timely, with shuffle and time you will have a new wallpaper every login. Specify multiple directories.
Adolix Wallpaper Changer - Adolix Wallpaper Changer- free wallpaper changer software.