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6 Top WordPress Caching Plugins to Boost Your Website Speed – Definitive Guide


When it comes to speeding up your WordPress website, there are multiple options to consider. Serve slow pages to your audience or use a WordPress caching plugin to avoid the possibility of losing revenue.

Improving your site’s loading speed can have many benefits including SEO ranking, improved user experience, and better conversions and in general, they are a must-have plugin.

A faster website improves user experience and boosts users to visit more pages. This also helps you increase engagement and the time users spend on your website.

Google gives a huge SEO advantage to faster websites which helps you rank higher in search results. With that being said, a faster website will drive even more traffic to your website from organic search.

What is caching and how does a caching plugin work?

Caching is one of the methods of getting your website to load faster. The cache is data that’s temporarily stored for fast access.  Most often, computers need to run several processes to retrieve information before it’s made available.

Cache speeds this process up by storing the most commonly accessed data in temporary storage. WordPress websites do the same thing. 

WordPress is a dynamic content management system (CMS), which means that every visit to a WordPress website requires getting data from a database and performing several functions before WordPress gets to your browser.

Thanks to caching, WordPress can skip many of these stages by making a copy of the page after the first visit and then use that page for every visit thereafter. This significantly optimizes your WordPress website.

A caching plugin can improve your website’s speed, performance, user experience, and conversions. Now that you know what a caching plugin does, check out our list of the 6 top WordPress caching plugins.

Find a Great Article on the Best WooCommerce Alternatives in 2020

WooCommerce is a free, highly extensible open-source choice. But don’t get it twisted; there are excellent alternatives to it out there that you should consider before settling on one.


How to boost my website speed?

Most certainly the first step in boosting your website speed is to use the best WordPress caching plugins. These plugins will increase your website speed by minifying CSS codes, and various scripts.

Surely there are other procedure that your website developer can do manually to increase the speed of your website. One of these manual actions is to use a paid CDN for your servers.

1.WP Rocket

WP Rocket is the top WordPress caching plugin in the market. It is the best WordPress caching plugin for beginners, which is a big help if you don’t know the technical terms used for caching.

After enabling the plugin, you can cache each page in your site, load images only when a user scrolls over them, or even minify static files to load faster.

The plugin supports browser and page cache. WP Rocket minifies HTML, JavaScript and CSS files. Also, it comes with cache preloading, which instantly improves the indexing of your website by search engines.

WP Rocket is available for a 14-day money-back guarantee with plans starting at $49.  A single-site license costs $49, a three-site license $99, and an unlimited license can be yours for $249.

This plugin does have an annual subscription that ranges for the number of sites you want to use it on and the number or nature of updates you’d like to receive during the year.

2.W3 Total Cache

W3 Total Cache is one of the most popular WordPress caching plugins. It is one of the top WordPress caching plugins with a ton of options which may make it appear a bit intimidating for beginners.

It includes all the features you will need to properly set up the WordPress cache. This includes page cache, object cache, gzip compression, limited minification support, and more.

The vast number of features on this WordPress cache plugin might confuse beginners. However, once you get the hang of it, W3 Total Cache is a remarkable WordPress caching solution.

For a free WordPress caching plugin, W3 Total Cache will surprise you. In other words, you’ll wonder why a caching plugin of this value is even free, to begin with.

3.WP Super Cache

WP Super Cache is a popular top WordPress caching plugin. It is free and comes highly recommended by many of the top WordPress hosting companies.

WP Super Cache plugin includes all recommended caching features that you will need to speed up your website. This includes page cache, cache pre-loading, CDN support, advanced-cache preload, and more.

WP Super Cache has a debug mode that creates cache logs. This can be helpful in case you are not getting the desired performance improvements from the plugin, and want to discover the reasons behind the issue.

To speed up your website, WP Super Cache generates static HTML files from your dynamic WordPress content. Instead of serving heavy PHP scripts, your web server will serve the lighter HTML files, which saves a ton of bandwidth and decreases your page load times.

4.WP Fastest Cache

WP Fastest Cache is a performance plugin with a focus on caching. It comes with a great set of features with ease of use. Some plugins are too basic, others are too advanced but this plugin is in the middle ground. 

Just install, activate and run through the settings. Then hit save and you’re ready to go. It’s interesting how easy it is to set cache expiration times for certain URL strings.

To increase your page speeds and decrease the load on your server, WP Fastest Cache creates static files from your dynamic WordPress content.

The plugin is so easy to use you don’t need any technical instructions to get started. Besides, most of the caching process happens automatically.

WP Fastest Cache is an easy but powerful caching solution for beginners and developers alike. Also, there is a premium version that comes with more features than you’ll ever need.

5. Cache Enabler

Cache Enabler is a great plugin from the team at KeyCDN. It’s a lightweight caching plugin that you can set up in minutes. This plugin has +90,000 active users and 4.3 out of 5 stars based on 92 reviews.

While Cache Enabler is simple, that doesn’t mean it doesn’t work well. In running lots of tests over the years, and Cache Enabler has always performed near the top of the pack.

The plugin is free and you can clear cache with a single click of a button. Cache Enabler includes options to exclude posts from clearing, programmatic cache clearing, and also schedule cache clearing. 

6.WP Smush

WP Smush is based on Yahoo Smush.it a service that is used to optimize images and remove unnecessary bytes from image files.

The plugins have +1 million active installations and 4.8 out of 5 stars based on 5,250 reviews. 

Most tools use formats that degrade quality, but WP Smush uses lossless formats so you won’t be able to notice any difference in quality.

WP Smush strips unused colours from images, strips metadata from JPEG’s, optimizes JPEG compression, integrates with Smush.it API, and you can choose to run existing images using the plugin.

Most importantly, this plugin is free and it can be very helpful. It reduces the overall size of every image without compromising the quality and supports all common image formats.


With so many plugins for WordPress optimization to choose from, it can be helpful to read user reviews and take note of the number of active installations.

There are indeed other ways to speed up your site but some of these plugins are a great way to start. At that point, it’s simply a matter of experimenting to figure out which plugins work best for you.

Although if you are looking for a quick and easy way to boost your website speed hassle-free, Katsu Studio will ensure optimization and boosting of your website to the maximum extent. They have a team of experts ready to work on your WordPress website

Thank you so much for reading this article, and please let us know what you think about top WordPress caching plugins in the comment section below!

Dave Miller
Dave Miller

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