Site Spy

Name: Site Spy
Rating: 3.5 (6 reviews)
Author: Vitaly Kuprin

Track and monitor website changes with this web extension

As of June 2026, Site Spy has 458 users and a 3.50/5 rating from 6 reviews in the Functionality & UI category.

Vitaly Kuprin Functionality & UI★ Featured

Chrome Web Store ↗.crx

Users−3.0%

458

Rating0%

3.50

6 reviews

Reviews0%

Version

1.0.62

Manifest V3

History

14 snapshots

Tracking since Apr 1, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 1, 2026	472	3.50	6	1.0.62
Apr 9, 2026	471	3.50	6	1.0.62
Apr 20, 2026	456	3.50	6	1.0.62
Apr 25, 2026	467	3.50	6	1.0.62
Apr 29, 2026	475	3.50	6	1.0.62
May 5, 2026	466	3.50	6	1.0.62
May 12, 2026	474	3.50	6	1.0.62
May 16, 2026	476	3.50	6	1.0.62
May 21, 2026	485	3.50	6	1.0.62
May 25, 2026	487	3.50	6	1.0.62
May 30, 2026	473	3.50	6	1.0.62
Jun 4, 2026	470	3.50	6	1.0.62
Jun 8, 2026	474	3.50	6	1.0.62
Jun 15, 2026	466	3.50	6	1.0.62
Now	458	3.50	6	1.0.62

Permissions & access

Permissions: tabsstoragealarmsnotificationscontextMenusscripting
Host access: http://*/*, https://*/*

Screenshots

About

Site Spy — Track Website Changes Automatically

Know the moment any webpage changes. Site Spy monitors the sites you care about and shows you exactly what was added or removed with visual diffs.

Use the extension or the web dashboard — your choice.
Manage watches from the browser toolbar, or from the full dashboard at sitespy.app on any device.

📖 Docs & guides: docs.sitespy.app

Features:

🔍 Visual Diff Viewer — Side-by-side comparisons highlight every addition and removal. No more guessing what changed.

⚡ Automatic Monitoring — Set custom recheck intervals. Get browser notifications when content updates.

🖥️ Web Dashboard — Full dashboard at sitespy.app for managing watches, viewing diffs, and configuring notifications — works on any browser including mobile.

📸 Snapshot Timeline — Browse the complete change history of any tracked page. Compare any two versions.

🎯 Full-Page & Element Tracking — Monitor an entire page or target a specific CSS selector for precision tracking.

🏷️ Smart Tags — Organize tracked sites with color-coded tags. Filter and find what matters fast.

🌗 Dark & Light Themes — Clean interface that adapts to your preference.

Two Ways to Track:
• Track Current Page — One click adds whatever page you're viewing
• Track Any URL — Enter any public website URL to start monitoring

Great For:
• Price and stock monitoring
• Competitor website tracking
• Documentation and changelog updates
• News, blogs, and job postings
• Any public webpage you want to keep an eye on

How It Works:

Click the Site Spy icon in your toolbar
Track the page you're on or enter any URL
Get notified when something changes
View exactly what changed with visual diffs


🌐 sitespy.app | 📖 docs.sitespy.app

Track smarter. Stay informed.