Wally Cost: $8 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions Wally: Wally is an automatic wallpaper changer, supporting over 30 formats of image, and using any media like hard drive, CD-ROM, network drive and any removable media. Wallpapers can change at any interval between 1 minute and 2 hours, depending of your setup.