Pulsepaper is a freeware application that allows you to automatically change your S60 phones wallpaper up to three times a day. The application can sources images from a variety of sources including a flickr search. web image search, weather satellite images and more. If you are looking for a similar application, but one which uses local images, you can check out myLook from Bitween .

The software is available for S60 2nd Edition and S60 3rd Edition phones.

There is a premium version that allows access to a number of extra features, but the application is perfectly usable in freeware mode.