SiteDelta is an Add-on for old versions of Mozilla Firefox (before the introduction of WebExtensions).
Cost / License
- Free
- Proprietary
Application type
Platforms
- Mozilla Firefox
- Google Chrome
Germany
EU



Apps similar to PageProbe - Automatic Page Monitor include Huginn, which is free and open source. Other options are changedetection.io, Distill Web Monitor, WebSite-Watcher and Monity.ai. You're spoiled for choice with Website Monitoring Tools like PageProbe - Automatic Page Monitor: we list more than 25 alternatives for the web, Mac, Windows, Linux and iPhone.
SiteDelta is an Add-on for old versions of Mozilla Firefox (before the introduction of WebExtensions).



Monitor webpages and receive freshly scraped data everytime the page changes to a webhook of your choice.


Trackly monitors web pages and tells you when they change. Beautifully!.

Monitors a number of web pages and tracks changes based on the content of the web pages. Allows to monitor several protocols, including HTTP and HTTPS. Allows to view and record differences.




Stays in the background and monitors web pages for changes. This extension allows your browser to monitor changes to web pages for you. It can inform you whenever a particular page changes without you having to go and check every time.
To use, simply go to a page you would like.




Klaxon enables reporters and editors to monitor scores of sites and files on the web for newsworthy changes. Get email and Slack notifications when something changes.
Monitor and track website changes, detect only the changes that matter to you. Get an alert when we detect a matching change.

Automatically monitor any web page for changes and get notifications via email when the desired change occurs. This service is completely free and no signups required.

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.




Track web page changes in any web page daily for free users, every 30 minutes for paid users - no RSS or Atom required. Receive notifications via email, Instant Message, and SMS.
WatchThatPage is a free service to monitor web pages and extract new information from them. Changes are sent in a daily email.
urlwatch is intended to help you watch changes in webpages and get notified (via e-mail, in your terminal or through various third party services) of any changes. The change notification will include the URL that has changed and a unified diff of what has changed.