Update Scanner

Place

#54 of 63

Chart

Score

5.8

The facts below are what the maker publishes about Update Scanner, checked and dated. Our editors have not written about it yet.

Plans and prices

From Update Scanner's own pricing page, checked 11 Oct 2026.

Plan	Price	What it gives you
Update Scanner	Free	Firefox add-on · page-check frequency is configurable · minor changes can be ignored

Each one read from Update Scanner's own pages, with the date it was checked.

API access: Nochecked 21 Sep 2026
Change display: Detected changes are highlighted automatically.checked 11 Oct 2026
Check schedule: Users can select how often each site is scanned.checked 11 Oct 2026
Current status: The maker says the extension was rewritten due to Firefox changes and that not all previous features are finished.checked 11 Oct 2026
Languages: The add-on listing describes full international support.checked 11 Oct 2026
License: The listed license is GNU General Public License version 3.0 only.checked 11 Oct 2026
Minor updates: Users can configure the scanner to ignore minor changes.checked 11 Oct 2026
Notifications: When an update is detected, a notification panel appears, and clicking it shows changes highlighted in yellow.checked 11 Oct 2026
Page list: Users can view updated pages from the toolbar and open a sidebar showing updated items in bold and their latest changes.checked 11 Oct 2026
Permissions: The listing says the add-on requires permission to display notifications, access browser tabs, and access data for all websites.checked 11 Oct 2026
Purpose: Update Scanner monitors web pages for updates, including sites that do not provide Atom or RSS feeds.checked 11 Oct 2026
Support: The maker directs users to the project's GitHub and Issues pages to help with the rewrite.checked 11 Oct 2026
Version history: The add-on listing shows version 4.4.0, last updated April 24, 2019.checked 11 Oct 2026