CSS JS Manager — WordPress Custom CSS Plugin
CSS JS Manager, Async JavaScript, Defer Render Blocking CSS
by PI Web Solution · WordPress.org page · Website
CSS JS Manager has 1,000+ active installs on WordPress.org and 179,788 downloads all time. We have tracked it since September 4, 2026; download trends appear after 30 days of data. The last update was on August 31, 2026, tested up to WordPress 7.1.
CSS JS Manager at a glance
Is CSS JS Manager well maintained?
Features
The feature list from the plugin's own readme on WordPress.org, trimmed to the essentials.
- Load / remove css or js if the request is from a mobile device
- Load / remove css or js if the request is from a desktop device
- Defer Loading of CSS file
- Load any JS file Async or Defer
- Remove any JS from all the pages, or on some pages based on various conditional rules
- Remove any CSS file from all the pages, or on some pages based on various conditional rules
- Async any JS file on all the pages or on selective pages
- You can remove or add JS file based on post type
- You can remove or add CSS file based on post type
- You can remove or add JS file based on page id
- You can remove or add CSS file based on page id
CSS JS Manager reviews and ratings
90 reviews on WordPress.org, with the most recent ones as their authors posted them.
90 reviews
- 5★
-
84
- 4★
-
2
- 3★
-
0
- 2★
-
0
- 1★
-
4
-
Excelente herramienta y muy intuitiva
He probado varios gestores de código y este es, sin duda, uno de los más limpios y fáciles de usar. Cumple exactamente con lo que promete sin sobrecargar el sitio. ¡Muy recomendado!
adrian -
Good Plugin
This plugin works very well
pagrob -
Simple and useful
I switched from another plugin to this one and I'm happy with how it works.
cezaro -
pretty cool
The plugin works fine. Although I don't know why it doesn't refresh the latest reviews.
krzysztofsojski -
Awesome little plugin
Let's say it, I got it recommended by ChatGPT, as I asked for a lightweight plugin. Its simple and works great! Thank you!!!!
thomas20ss -
Great for deferring auto added scripts
Seems to work very well, great when deferring scripts that are automatically added via plugins, etc.
glyderau
Where CSS JS Manager ranks on WordPress.org
The rankings we track that CSS JS Manager appears in, and how its position changed over 30 days.
| Ranking | WordPress.org placement | Position | 30 days |
|---|---|---|---|
| Best Custom CSS Plugins | #43 in search, not tagged | #72 | – |
CSS JS Manager alternatives
Plugins that solve the same problem, ranked by how closely they overlap with CSS JS Manager.
-
A faster website! 200+ installs · 4.9 -
Content Blocks 10,000+ installs · 4.9 -
CSS & JavaScript Toolbox 10,000+ installs · 4.8 -
List Custom Taxonomy Widget 9,000+ installs · 4.7 -
WCK 10,000+ installs · 4.7
Details
CSS JS Manager, Async JavaScript, Defer Render Blocking CSS, Remove javascript, Remove CSS, Defer Render Blocking CSS, Both CSS and JS can be loaded A …
The full description, screenshots and every review live on the WordPress.org page.
Tags
- async css
- async js
- defer css
- Defer JS
- pagespeed
More from PI Web Solution
-
PiWeb Live sales notification for WooCommerce 40,000+ installs -
Add to Cart Redirect for WooCommerce 7,000+ installs -
Page Speed Optimizer 6,000+ installs -
PiWeb Disable payment method / Partial payment for WooCommerce 4,000+ installs
- Version
- 2.4.49.74
- Last updated
- Aug 31, 2026
- First published
- Jan 31, 2019
- Requires WordPress
- 3.0.1
- Tested up to
- 7.1
- Requires PHP
- –
- Pricing
- Free on WordPress.org
CSS JS Manager FAQ
What does CSS JS Manager do?
According to its WordPress.org readme, CSS JS Manager offers Load / remove css or js if the request is from a mobile device, Load / remove css or js if the request is from a desktop device, Defer Loading of CSS file, Load any JS file Async or Defer and Remove any JS from all the pages, or on some pages based on various conditional rules.
How many active installs does CSS JS Manager have?
WordPress.org reports 1,000+ active installs for CSS JS Manager as of September 7, 2026.
Is CSS JS Manager still maintained?
Yes. The last release was on August 31, 2026 and it is tested up to WordPress 7.1.
Is CSS JS Manager free?
CSS JS Manager is free to install from WordPress.org. Many plugins also sell a paid version or add-ons.
Where does CSS JS Manager rank among Custom CSS Plugins?
CSS JS Manager is #72 in the WordPress.org Custom CSS Plugins ranking.