I've been using Webmon for the last week to monitor udates to author pages on Literotica. I'm sure I'll end up using it for other things in the future.
Quote: WebMon is a freeware web page update monitoring program - it saves you time and keeps you updated by automatically checking web pages to see if they have changed.
Some of its features include:
* Checking an unlimited number of web pages. * Scheduling automatic checking at set intervals. * Optional pop-up alerts and sounds when updates are found. * Running other programs when updates are found. * Selecting which part of the web page to check. * Update logging. * Proxy support, with authentication. * Unintrusive tray icon when minimised. * Importing IE favorites and Firefox / Netscape bookmarks. * Help system - simply press F1 at any time. * Simple installation and removal. * Freeware, with no advertising or spyware.