From Softexe CIT AdaSoft:
Only Kittens Screen Saver contains images of pretty kittens. Big size high quality pictures (10 pictures in Demo version, 80 in Ultra version). Amazing transition effects (22 effects. Special "Random" mode.) Slide show starts with any picture. Setup time to show every image. Setup time for effect's duration. Select image order (4 mode). Set current image as Desktop Wallpaper. Automated Desktop Wallpaper Changer sets new wallpaper every day.