Desktop Swap Pro (DTSP) is a utility that allows you to change the picture on your desktop at specified intervals. DTSP utilizes the Appearance Control Panel to change the picture. It has complete support for two monitors and a unique 'Library' System that allows you to quickly change your current 'Set' of pictures. DTSP keeps a running log (up to100 entries) so that you can go back and find a recent picture easily.

Desktop Swap Pro costs $20.00.

For additional info and an online tutorial to help get you started, visit the help page.