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  4. CSS JS Manager, Async JavaScript, Defer…
CSS JS Manager, Async JavaScript, Defer Render Blocking CSS icon

CSS JS Manager, Async JavaScript, Defer Render Blocking CSS

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 …

By PI Web Solution·Async JS·Free
4.8(90 reviews)
·1.0K+ active installs·Updated 2 days ago
DownloadVisit HomepageCompare

As of April 2026, CSS JS Manager, Async JavaScript, Defer Render Blocking CSS is a WordPress async js plugin with 1.0K+ active installations and a 4.8/5 rating from 90 reviews. It has been downloaded 172K+ times in total. Requires WordPress 3.0.1+ and PHP false+. Available on WordPress.org since 2019. Actively maintained — updated within the last month. Downloads are up 280% this week. Top alternative: Page Speed Optimizer: HTTP/2 Push….

4.8/590 reviews
1.0K+active installs
172K+total downloads
7 yearssince 2019

Overview

Documentation

  • 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

Manage critical css

Now you can load different critical css for different pages or post…

Read full description on WordPress.org

Screenshots

Ratings & Reviews

4.890 reviews
5 ★
84
4 ★
2
3 ★
0
2 ★
0
1 ★
4

Recent Reviews

Excelente herramienta y muy intuitiva
by adrian·3 months ago

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!

Good Plugin
by pagrob·3 months ago

This plugin works very well

Simple and useful
by cezaro·3 months ago

I switched from another plugin to this one and I’m happy with how it works.

pretty cool
by krzysztofsojski·4 months ago

The plugin works fine. Although I don’t know why it doesn’t refresh the latest reviews.

Awesome little plugin
by thomas20ss·8 months ago

Let’s say it, I got it recommended by ChatGPT, as I asked for a lightweight plugin. Its simple and works great!

Thank you!!!!

Download Trends

Today: 226Yesterday: 481This week: 829Period total: 21K

Compatibility

WordPress3.0.1+ requiredTested up to 6.9.4
PHPfalse+ required

Version Adoption

v2.4
100.0%

Top Alternatives to CSS JS Manager, Async JavaScript, Defer…

Page Speed Optimizer: HTTP/2 Push, Async JavaScript, and Defer CSS icon
Page Speed Optimizer: HTTP/2 Push…
4.77.0K+ installsUpdated Yesterday
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Frequently Asked Questions

Changelog

2.4.49.60

  • Css JS Manager tested for WC 10.0.2
View full changelog on WordPress.org

Contributors

PI Web SolutionPI Web Solution
Plugin Info
Version
2.4.49.70
Last Updated
Apr 2, 2026
WP Requires
3.0.1+
Tested Up To
6.9.4
PHP Requires
false+
Active Installs
1.0K+
Downloads
172K+
Added
Jan 31, 2019
Business
Free

Tags

async jsdefer jsasync cssdefer csspagespeed

Developer

P
PI Web Solution
33 plugins0.1M+ total installs
View all plugins →

Quick Compare

CSS JS Manager, Async JavaScript, Defer… vs Page Speed Optimizer: HTTP/2 Push…→

Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.