ChangeDetection.com is described as 'provides page change monitoring and notification services to Internet users worldwide. Anyone can use our service to monitor any website page for changes' and is an website in the OS & Utilities category. There are more than 10 alternatives to ChangeDetection.com, not only websites but also apps for a variety of platforms, including Windows, Mac, Firefox and Google Chrome. The best alternative is Update Scanner, which is both free and Open Source. Other great sites and apps similar to ChangeDetection.com are Visualping (Freemium), FiveFilters Feed Creator (Freemium), Feedfry (Freemium) and DELTAFEED (Freemium).
Monitor webpages: Get Newsfeeds from web pages that do not deliver RSS Customization: Monitor portions of webpages via CSS selectors / ignore Ads and Social Media Elements Handling: Manage your monitorings. Get them via RSS or e-Mail
Versionista is an online service that alerts you when a Web site changes. It shows you what's been added & removed to any Web page. It records a full page screenshot, and lets you use powerful inclusion/exclusion filters.
Trackly monitors web pages and tells you when they change. Beautifully! We send you a screenshot of the changes as they appear on the page. Choose to monitor just the part the the page you care about. You can also choose to ignore small changes such as dates & times.