Website Customizer: Add Custom Style and CSS icon

Website Customizer: Add Custom Style and CSS

by jsoceandiver · Tools
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

This Chrome extension is designed to modify the visual presentation of websites by adding custom CSS.

Users
721
+44 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
2
0 in 30 days
Store rank
#37K
#31K among extensions
Version
1.0.2
updated 13 Oct 2023

Users

monthly, 3 years
0360721Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 721 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
023Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 2 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 Website Customizer: Add Custom Style and CSS

This Chrome extension is designed to modify the visual presentation of websites by adding custom CSS and styles. It provides users with the ability to customize the appearance of web pages according to their preferences. Through the extension's features, users can adjust various design elements, including colors, fonts, spacing, and layout. By leveraging the extension's capabilities, users can tailor the visual experience of websites to better suit their individual needs and preferences. Features: ⭐ 1. Add CSS for one or more site URLs. 2. Add CSS to a group of URLs, such as an entire domain name. 3. Enable/disable CSS rules without removing them. 4. Manage URLs in the extension popup or as a list on the options page. 5. CSS code highlighting and line numbers. 6. Synchronization of data between devices. 7. Secure and Privacy-Focused 🛡️: privacy is a top priority. The extension does not track or store user data, ensuring a secure and private browsing experience. How to Use: 📔 1. Start by installing the extension from the Chrome Web Store. 2. After installation, you should see the extension's icon in the Chrome toolbar, typically located in the top-right corner of your browser. It might look like a puzzle piece, a gear, or another icon, depending on your browser version and theme. 3. Click on it and pin the extension to the top bar. 4. Click on the extension icon to open the popup. 5. To manage all URLs, right click on the extension icon and click on options button.

Growth

WindowUsersChangeRatingsRating
7 days+4+0.6%00.00
30 days+44+6.5%00.00
6 months+73+11.3%00.00
1 year+228+46.2%−10.00

Chrome Web Store search rankings

Where Website Customizer: Add Custom Style and CSS appears when people search the store, with the 30 day change
Search phrasePosition30 days
style#32+5

Version history

2 versions recorded
1.0.212 Oct 2023
1.0.124 Aug 2023

Details

Category
Tools
First seen
24 Aug 2023
Size
1.4 MB
Languages
en
Pricing
Free
Extension ID
fkalddeiajcbillpneihgciamnjpejnc

Permissions and risk

Moderate riskimpact 3, likelihood 1
Permissions
storagetabs

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