Best Free Cache Plugins for WordPress

Are you looking for the best free cache plugin for WordPress? Do you want to speed up your WordPress site? If so, then you’ve landed in the right place.

You have just 3 seconds to impress your visitor on your site. Yes, you heard it right! It’s just like tick tick tick and time’s up. Then, what should you do?

You need a cache plugin so that your site won’t lag. WordPress has tons of them available, but choosing one can be a puzzle. But don’t you worry. We’ve handpicked some of the best free WordPress cache plugins for you.

So, let’s jump into it.

What is a Cache Plugin and Why it’s useful for a WordPress site?

A cache plugin is handy in improving your website’s speed. When there’s a need to speed up your WordPress site, the cache plugin comes as a great choice. In short, it helps to cut your site’s load times and improve the performance of it.

If you visit a site, all you see is a page full of elements. But a lot goes behind the scenes for loading the page. And only after completion of the process, it becomes displayable. Simply, a loading page requires information that gets sent to and from the database.

WordPress Cache Plugins

More specifically, there are queries sent in a PHP language to the site’s database. The information is retrieved and converted into an HTML page which gets served to the user’s browser.

All this process is lengthy, takes a lot of processing which means a lot of load time. And this is where caching comes into play. Caching solves this issue by saving the requested information to a server’s hard disk or memory. 

So, whenever a page is requested, it’s served from there. Instead of following all the page loading patterns, it follows a quick pathway for delivering data. Overall, caching lessens the load on the servers by storing information for instant access upon request.

It’s essential if you want to make your site run faster. Also, fast sites get good recognition in the search engines, and more traffic means more conversions. Websites are likely to have slow loading speeds as they contain contents that are rich and heavy. 

So, getting one goes a long way in every aspect.

Now that you know all about it, let’s get into the list of the 12 best free cache plugins for WordPress.

12 Best Free Cache Plugins for WordPress 2021

You can choose one cache plugin from the below list. Every plugins has their own features and importance. Go through the description and features and decide your best plugin.

1. WP Super Cache

WP Super Cache Popular WordPress Plugin

We’re getting underway on our list with WP Super Cache. It’s a very popular, free cache plugin for WordPress. You need to just turn on the caching functionality and leave the rest to the plugin.

Its simplicity is what makes it superior as compared to other plugins. Even a beginner or a non-technical person can use it properly. It comes up with all the needed caching functionalities such as GZIP compression, page cache, CDN support, and much more.


  • Simple caching
  • Cache rebuild
  • CDN support
  • Browser caching
  • Extra homepage checks

2. LiteSpeed Cache

LiteSpeed Cache Plugin

Just another highly-rated cache plugin for WordPress is LiteSpeed Cache. It stores a duplicate copy of every web page on your site locally and provides whenever a request comes. Apart from the server-level cache, it also has a collection of optimization features.

The plugin supports WordPress multisite and is compatible with most popular plugins such as WooCommerce, bbPress, and Yoast SEO. Plus, it offers both the General and LiteSpeed Exclusive features.


  • Free CDN Cache
  • Object Cache (Memcached/LSMCD/Redis) Support+
  • Image Optimization (Lossless/Lossy)
  • Minify CSS, JavaScript, and HTML
  • Responsive image placeholders

3. W3 Total Cache

W3 Total Cache Plugin

W3 Total Cache is one of the most loved free cache plugins of WordPress. It increases your site’s performance with the features like content delivery network (CDN) and the latest best practices.

Similar to other plugins, it also ensures a better SEO by lowering the website’s load time. In terms of flexibility, it’s a great option to look out for and is rich in functionalities. Undoubtedly this plugin is the total performance solution for optimizing your WordPress site.


  • Accelerated Mobile Pages (AMP) Support
  • Secure Socket Layer (SSL) Support
  • Minify CSS, Minify JavaScript, and Minify HTML with granular control
  • Browser caching using cache-control, future expire headers and entity tags (ETag) with cache-busting.
  • WP-CLI support for cache purging, query string updating, and more

4. WP-Optimize – Clean, Compress, Cache

WP Optimize Cache

If you’re looking for an all-in-one WordPress performance plugin for your site, then WP-Optimize is perfect. This plugin cleans your database, compresses your images, and caches your site.

The best thing about it is its cache feature is built with the world’s fastest caching engine. With that, no wonder that your site is going is to run at blazing speed. Also, it allows you to minify and asynchronise CSS and JavaScript (aka defer CSS Javascript).


  • Multisite Support
  • Seamless Graphical User Interface
  • Cache Preloading
  • Gzip Compression
  • Advanced Cache Exclusion Rules

5. WP Fastest Cache

WP Fastest Cache Plugin
WP Fastest Cache Plugin

Next on the list, we’ve WP Fastest Cache. It generates a static HTML file so that there is no need to render pages again and again. And eventually, the site will load faster. This plugin is available on both the free and paid versions. 

WP Fastest Cache is so easy to set up and, there is an automatic modification of the .htacces file. Alongside the cache feature, it also provides support for CDN and SSL. In its premium plan, you’ll get the extra option to optimize the images as well.


  • Enable/Disable cache option for mobile devices
  • Enable/Disable cache option for logged-in users
  • Cloudflare Support
  • WP-CLI Cache Clearing
  • Preload Cache

6. Hummingbird

Hummingbird Optimize Speed

Hummingbird is a free WordPress speed optimization plugin. It’ll scan your site, check for the files that are making the site slow. Also, it provides tips and fixes so that your site runs at pace.

With it, you’ll get a world-class caching suite, including browser and Gravatar cache. 

The plugin includes a full cache suite, one-click minify for styles and scripts. Plus, a lot more. Give your visitors a faster browsing experience with Hummingbird!


  • Scan and fix
  • Asset Optimization
  • GZIP Compression
  • Built-in Cloudflare Integration
  • Fully Compatible with Smush Image Optimization

7. Breeze – WordPress Cache Plugin

Breeze WordPress Cache Plugin

Developed by the CloudWays, Breeze is another free WordPress cache plugin. It provides various options to optimize the site’s performance at various levels. The plugin is easy to install and is perfectly suitable for all kinds of WordPress users.

Breeze boosts up your WordPress site performance with its internal cache mechanism. It has built-in support for Varnish cache, which makes it a uniquely capable plugin from the rest. It works well with WooCommerce as well as WordPress Multisite.


  • Simple and User-friendly
  • File-level Cache System
  • Database Cleanup
  • Supports Varnish Cache
  • CDN Integration

8. Cache Enabler

Cache Enabler

Cache Enabler is a simple, free WordPress caching plugin that helps to minimize the site’s load time. It’s user-friendly and requires minimal configuration. And best of all, it’s build with a fast and efficient cache engine.

The plugin creates static HTML files and stores them on the server’s disk. And afterward, the accepted static HTML file is then delivered upon request. So, what it does is ensures a faster site load time.


  • Automatic Smart Cache Clearing
  • Manual Cache Clearing
  • WP-CLI Cache Clearing
  • WordPress Multisite Network Support
  • GZIP Pre-compression Support

9. Comet Cache

Coment Cache

Heading onto the next on the list, we’ve Comet Cache. It’s a free cache plugin of WordPress that builds a real-time cache of every page, post, category, link, etc. This information is then stored so that it can be delivered quickly whenever a user requests.

With it, you’ll have the option to control the automatic cache clearing behavior of any pages. Also, it uses advanced techniques that recognize when to distribute the cached version of the file. You can upgrade to its pro plan for added benefits.


  • Simple and Well-documented Configuration
  • Client-side Caching
  • RSS, RDF, and Atom feed Caching
  • Apache Optimizations to enable GZIP Compression
  • WP-CLI Compatibility

10. Swift Performance Lite

Swift Performance Lite

Swift Performance Lite is a free cache and performance plugin for WordPress. With the help of this freemium plugin, you can improve your site’s loading speed. It offers an intelligent, modern caching system.

You can even cache AJAX requests, dynamic pages and add exceptions. Create a better user experience with a super-fast site with Swift Performance Lite!


  • Cache Preloading
  • Browser Caching
  • CDN Support
  • WooCommerce Friendly
  • Database Optimizer

11. WP Cloudflare Super Page Cache

WP Cloudflare Super Page Cache

Get rid of the slow-loading sites forever with the WP Cloudflare Super Page Cache. This plugin takes website caching to a whole new level. It’s not only limited to caching only the static files but also HTML webpages generated by WordPress.

To get started, you need to provide your Cloudflare Account’s API Key or API Token details. You don’t even need a paid Cloudflare account for enabling the cache feature, it’s available in a free plan.


  • Works with any Cloudflare plan
  • Cache Buster Support
  • Page Caching using Cloudflare Worker
  • Integrated with WooCommerce and Easy Digital Downloads(EDD).
  • Ability to Select and Customize what you want to cache and what you don’t

12. SG Optimizer

SG Optimizer

Lastly, in our list, we’ve SG Optimizer. All the content gets stored in the server’s memory so, it can be recalled instantly for faster loading. Simply, you need to enable it and leave the rest to the plugin.

This plugin links WordPress with the SiteGround Performance Services. And it won’t work on any other hosting provider. With this plugin, you can make the most out of your site!


  • Full Page Caching on Cloudflare
  • WP-CLI Support
  • Performance Check
  • Image Optimization
  • Frontend Optimization


And that’s a wrap! So, in this article, we’ve tried our best to shortlist some of the best free cache plugins for WordPress. We hope you liked it!

The cache plugin is a must nowadays. A website includes lots of images and heavyweight elements. So, chances are that it might impact your site’s speed. If you run a photography or e-commerce site, then things get really serious.

And, grabbing a free one isn’t that much of a second thought either. WP Super Cache, Breeze, and Cache Enabler is a great option for newbies and beginners. If you’re technically sound and know how things work then, go for W3 Total Cache.

Also, check our article on SiteGround Hosting and detailed review of Rank Math plugin.

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Still, you’ve any questions regarding the Cache Plugins? Then leave a comment below.

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