Wallpaper Sequencer Ultra 4.62 (Buy Now and save $2.50)

Wallpaper Sequencer Ultra is a new, more powerful wallpaper manager with expanded capabilities, such as desktop clock skins of various types. Now you can choose between the traditional and digital (winamp clock skins) looks of the time keeping devices on your desktop. Plus, you don't worry about wallpaper sizes, formats and resolutions - the program fits everything automatically. Add Active Desktop support and Taskbar transparency to that and you get the most comprehensive wallpaper managing software currently available on the market.
Wallpaper rotation can be done automatically or manually, by pressing hotkeys, upon system startup or shutdown, or after a specified time period. Wallpaper Sequencer Ultra can automatically close itself after a wallpaper change in order to reduce memory usage, a feature that many owners of older, less powerful computers appreciate.
Among the most useful and popular features of the program are full support for all major image formats - BMP, JPG, JPEG, PNG, EMF, WMF, ZIP,GIF, PSD, PDD, PCX, PCC, WBZ, PSP, GIF, TIF, TIFF, PGM, PBM, TGA, VST, ISB, VDA, WIN, RLA, RPF, CEL, PIC; very simple and straightforward picture library management, built-in special effects wizard, semi-transparent calendar, option for transparent background for desktop icon text, and support for the virtual desktops that come with Microsoft Power Toys for XP.
Best of all, the software is absolutely free to try and test. Download your copy now.