WebTimer can be used to continually download a single URL from the internet, most useful in situations where you want to monitor Web-Cams. In fact, it was written expressly with this in mind (apparently there aren't any Mac apps that do this!), but there might be other reasons you would want to use this software.
What's new in WebTimer X
Version 2.0 adds the following:
Completely rewritten in Cocoa to work with Mac OS X (10.2 or later