Oversite icon

Oversite

by Zorrotheo Technologies LLC · zorrotheo.com · Developer Tools
Established publisherManifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

Visual diff overlay to compare two sites side-by-side

Users
47
+11 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#111K
#93K among extensions
Version
1.2.0
updated 23 Feb 2026

Users

monthly, 9 months
12447Jan 2026Jun 2026Oct 2026
Latest, 16 Oct 2026: 47 usersMove the mouse over the chart for any month

Ratings count

monthly, 9 months
001Jan 2026Jun 2026Oct 2026
Latest, 16 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 Oversite

Instantly compare two websites with a live, interactive overlay. Oversite makes it easy to spot visual differences between staging and production environments, review design changes, or verify deployments. 🔍 Key Features: • Live Overlay Comparison - View both sites rendered on top of each other in real-time • Adjustable Opacity Slider - Smoothly blend between Current and Comparison sites to spot differences • Diff Mode - Toggle a special blend mode that highlights pixel-level differences • Interact Mode - Click directly on the comparison page to open modals, menus, or trigger interactions • Cross-Origin Support - Compare sites across different domains without restrictions • Synchronized Scrolling - Scroll position is mirrored to both sites in real-time • Movable Toolbar - Drag the toolbar anywhere on screen so it never blocks your view • Editable Comparison URL - Change the comparison target anytime without restarting • Session Persistence - Your comparison continues as you navigate through the site • Auto-Retry Loading - Automatically retries if the comparison page fails to load 💡 Perfect For: • Developers comparing staging vs production • QA teams verifying visual changes • Designers reviewing implementations • Anyone who needs to spot differences between two versions of a website 📖 How to Use: 1. Navigate to the page you want to compare 2. Click the Oversite extension icon 3. Enter the URL of the site to compare against 4. Click "Start Comparison" and use the slider to blend between views Simple, fast, and effective visual comparison for web professionals.

Growth

WindowUsersChangeRatingsRating
7 days−1−2.1%00.00
30 days+11+30.6%00.00
6 months+35+291.7%00.00

Version history

2 versions recorded
1.2.023 Feb 2026
1.0.029 Jan 2026

Details

Category
Developer Tools
First seen
29 Jan 2026
Size
107 KB
Languages
en-US
Pricing
Free
Privacy policy
oversite.zorrotheo.com
Support
zorrotheo.com
Extension ID
bddgikmjnfjoahafepoiooeknhmblppe

Permissions and risk

Moderate riskimpact 3, likelihood 1
Permissions
activeTabscriptingtabsstoragedeclarativeNetRequestdeclarativeNetRequestFeedback
Site access
<all_urls>
Can read and change data on every website you visit.

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