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LiteSpeed Cache vs Async JavaScript (2026)

Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.

LiteSpeed Cache

LiteSpeed Cache

4.8(2,726)

7.0M+ active installs

Free

Updated 3 days ago
View LiteSpeed Cache
VS
Async JavaScript

Async JavaScript

4.7(102)

80K+ active installs

Free

Updated 2 years ago
View Async JavaScript

Quick Verdict

As of April 2026, LiteSpeed Cache has a higher user rating (4.8/5 from 2,726 reviews) and leads in active installations (7.0M+ vs 80K+). Both are free WordPress plugins. LiteSpeed Cache has accumulated 129M+ total downloads while Async JavaScript has 2.0M+.

Detailed Comparison

Rating
4.8/5LiteSpeed Cache
◄
Async JavaScript4.7/5
Total Reviews
2,726LiteSpeed Cache
◄
Async JavaScript102
Active Installs
7.0M+LiteSpeed Cache
◄
Async JavaScript80K+
Total Downloads
129M+LiteSpeed Cache
◄
Async JavaScript2.0M+
Support Resolution
70%LiteSpeed Cache
Async JavaScriptN/A
Last Updated
3 days agoLiteSpeed Cache
◄
Async JavaScript2 years ago
First Released
2016LiteSpeed Cache
Async JavaScript2014
Age
10 yearsLiteSpeed Cache
Async JavaScript12 years
WP Requires
5.3+LiteSpeed Cache
Async JavaScript4.6+
PHP Requires
7.2+LiteSpeed Cache
Async JavaScriptfalse+
Business Model
FreeLiteSpeed Cache
Async JavaScriptFree
Latest Version
7.8.1LiteSpeed Cache
Async JavaScript2.21.08.31

Rating Breakdown

LiteSpeed Cache

4.8/5(2,726 reviews)
5
93%
4
2%
3
1%
2
1%
1
4%

Async JavaScript

4.7/5(102 reviews)
5
88%
4
4%
3
1%
2
2%
1
5%

Recent Reviews

LiteSpeed Cache Reviews

by dajuan20

Fast & Smooth

Site speed improved a lot after using this. Easy setup n great caching options. Pages load way faster now. really happy with it tbh 👍

by treeflips

BEST CACHE PLUGIN – enterprise performance, features, reliability

I’ve been using LiteSpeed server for over 10 years, LiteSpeed cache for nearly 10 years (almost since the beginning). They keep developing and innovating, nothing else even comes close.

by unkgraphics

Works great with Hostinger

Works great with Hostinger. I’ve had to toy with a few of the settings to get the optimized results I was looking for but that was easy to do.

Async JavaScript Reviews

by lockbench

Great plugin

A truly great plugin, does exactly what is describing. No extra stuff, great implementation and great support! Thank you!

by gaiusjaugustus

Great plugin and support

I’ve been using this plugin for several months after it was suggested to me by a colleague. The setup was simple, but also gives advanced options that I needed, such as excluding certain scripts. I ha

by W★

Performance promise delivered

Exemplary support, and the plugin does exactly what it promises. This is unfortunately not a given in a time when many other plugins try to cover more and more tasks and end up in dangerous waters. As

Frequently Asked Questions

Is LiteSpeed Cache or Async JavaScript more popular?
LiteSpeed Cache has 7.0M+ active installations while Async JavaScript has 80K+. LiteSpeed Cache is the more widely-used plugin as of April 2026.
Which has better ratings — LiteSpeed Cache or Async JavaScript?
LiteSpeed Cache has a 4.8/5 rating from 2,726 reviews, while Async JavaScript has a 4.7/5 rating from 102 reviews.
Are LiteSpeed Cache and Async JavaScript free?
LiteSpeed Cache is free and Async JavaScript is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — LiteSpeed Cache or Async JavaScript?
Support resolution data is not available for all plugins. Check each plugin's WordPress.org support forum for current response quality.
Which plugin is updated more frequently?
LiteSpeed Cache was last updated 3 days ago and Async JavaScript was last updated 2 years ago.

Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.