PM Wallpaper Slideshow is a Graphic Apps::Editors software developed by PearlMountain Software. After our trial and test, the software was found to be official, secure and free. Here is the official description for PM Wallpaper Slideshow: This program allow you to program a list of pictures to use as your desktop's wallpaper, and change your wallpaper hourly or at any time interval.It is a great way to show your wallpaper at their best. Creating a slide show is as simple as selecting a folder from the PMWallpaperSlideshow browse window and pressing play. Supports JPG, GIF, PNG, TIF, BMP file formats. you can download PM Wallpaper Slideshow 1.0.1 free now.