Web Page Change Monitor & Visual Diff icon

Web Page Change Monitor & Visual Diff

by WebExtensions · Workflow & Planning
Manifest V3 Free
View in Chrome Web Store Data as of 17 Oct 2026

Monitor selected parts of web pages, get change alerts, and compare updates with a visual text diff. Snapshots stay local.

Users
12
+4 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#181K
#151K among extensions
Version
1.13.0
updated 26 Jun 2026

Users

monthly, 4 months
0612Jun 2026Sep 2026Oct 2026
Latest, 17 Oct 2026: 12 usersMove the mouse over the chart for any month

Ratings count

monthly, 4 months
001Jun 2026Sep 2026Oct 2026
Latest, 17 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Web Page Change Monitor & Visual Diff

Web Page Change Monitor & Visual Diff helps you track updates on web pages without manually checking them again and again. Select a specific area of a page, or monitor the full page, and the extension will save a local text snapshot. When you return to that page, it checks the latest visible content and tells you if something has changed. It is useful for monitoring: • Public tenders and official notices • Job postings and career pages • Real estate listings • Product availability and price changes • News sections and articles • Booking pages and waiting lists • Any web page where important information may be updated The extension is designed to be simple: 1. Open a web page 2. Open the extension sidebar 3. Choose “Select area to monitor” or “Monitor full page” 4. Return later and see if anything changed 5. Open the visual diff to compare the saved text with the latest detected text Main features: • Monitor selected parts of web pages • Monitor entire pages • Automatic check when you revisit a monitored page • Live monitoring while the page is open in a browser tab • Visual text diff to quickly see what changed • Local snapshots stored on your device • Dashboard with all monitored pages • Import and export your monitors • Multilingual interface • No account required For selected areas, the extension focuses on clean visible text instead of screenshots or raw HTML. This helps reduce false alerts caused by layout changes, images, ads, scripts, or dynamic page elements. Your monitored data stays local in your browser storage. The extension does not require registration and does not send your monitored page content to an external server. Web Page Change Monitor & Visual Diff is ideal for anyone who needs to keep an eye on important web pages and quickly understand what has been updated.

Growth

WindowUsersChangeRatingsRating
7 days+1+9.1%00.00
30 days+4+50.0%00.00

Version history

1 versions recorded
1.13.026 Jun 2026

Details

Category
Workflow & Planning
First seen
26 Jun 2026
Size
44 KB
Languages
de, en, es, fr, it
Pricing
Free
Privacy policy
onlinegratis.net
Extension ID
kdkecjmliackaiiimbhpfbjbfaiaanpa

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
activeTabstoragenotificationstabssidePanelscripting
Site access
http://*/*https://*/*
Can read and change data on every website you visit.

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