15 Best WordPress Site Speed Optimization Plugins for Fast Loading Time


Do you want to speed up your WordPress website using best free & paid WordPress Speed Optimization Plugins?

Here we have prepared a list of top 15 free and paid WordPress Website Speed Optimization plugins to boost your website or blog speed.

Speed is a ranking factor in the Google Search Engine. If your speed is not good then you will lose the organic search and your users.

According to Q2 Mobile Insight reports, if a website load time has a 100-millisecond delay then that website loses 7% conversions.

According to Google, Each second of delay in the website can cause you to 20% loss in conversions.

So you should improve your WordPress website speed through the best WordPress Speed Optimization Plugins and get more conversions.

Top 15 Free & Paid WordPress Site Speed Optimization Plugins in 2020

You should use any of the Best Free & Paid WordPress Site Speed Optimization Plugins in 2020 for improving your website speed and boost your rankings in Search Engines.

1. W3 Total Cache

W3 Total Cache is the best WordPress Site Speed Optimization Plugin to increase your website loading time. Use this plugin to get the best website speed performance.

This Plugin has 1+ Million Active installations. It will increase your website speed through Caching, Content Delivery Network (CDN) and Minify.

There are many features available in this plugin.

  • It supports Accelerated Mobile Pages (AMP) and SSL.
  • This plugin is compatible with all types of web hosting like Shared Hosting, Dedicated Server, etc.
  • You will enable all types of Cache for Fast Loading Speed. Enable Page Cache, Opcode Cache, Database Cache, Object Cache, Browser Cache, Fragment Cache, etc.
  • W3 Total Cache is compatible with CDN. If you have your CDN then choose your Content Delivery Network (CDN) and Enable CDN option.
  • You can Minify the HTML, CSS, and JavaScript to increase the loading speed. So enable Minify and minification of HTML, CSS, and JS.
  • W3 Total Cache provides the Reverse Proxy to handle the server request. So you should enable Reverse proxy to increase your website speed.
  • You can choose other options like Monitoring, Debug, Licensing, Miscellaneous settings.
  • If you want to Import or Export your settings to other plugins then you can do with the help of W3 Total Cache.

Price: Free and Paid

2. Autoptimize

Autoptimize is another best WordPress speed plugin which will help you to achieve fast loading speed. This plugin has 8 Lakhs active installations.

With the help of this plugin, you can Minify HTML, CSS, JavaScript, Google Fonts, Async JS, Emoji, etc.

Enable these features to get high loading speed.

  • Enable HTML, CSS, JavaScript options for speed optimization. If you have CDN then put your CDN URL in the CDN option. These settings are available in Main.
  • There is an Extra Optimization Option available. You can remove Emoji, Query Strings here. If you want to optimize your images, choose Optimize Images option.

Price: Free and Paid

3. WP Fastest Cache

WP Fastest Cache is easy to use the plugin. It has 8 Lakh plus active installations. It has a Simple and fastest Cache System.

There are many features available in this plugin.

  • It supports SSL (Secure Socket Layer) and Content Delivery Network (CDN).
  • WP Fastest Cache supports Cloudflare.
  • You can enable and disable Cache for Logged-In users and Mobile Devices.
  • Admin can delete Cached files and Minified CSS & JS files from Option pages.
  • You can Block Cache and set the Cache Timeout. Also, you can use a Preload Cache.
  • By WP Fastest Cache, you can exclude pages and user agents.
  • Mod_Rewrite is also available to make the website fast.

So use this plugin to get high loading speed by doing the above process.

Price: Free and Paid

4. WP Super Cache

WP Super Cache is the most popular free speed optimization WordPress plugin and has above 2+ Million active installations. It has fast Caching. WP Super Cache creates static files during Cache.

There are many features available in this plugin.

  • In Easy, You should enable the Caching. You can delete the cache pages here.
  • After this you will see Advanced feature, You should Enable Caching and Choose Cache Method: Simple or Expert. You can do the Advanced and miscellaneous settings according to your needs.
  • It supports CDN. If you are using CDN then Enable CDN Support.
  • In Content, you will see Cached and Expired pages. You can delete Cache and Expired pages here.
  • It shows the Available Plugins in the Plugins section.
  • In Debug, it will show you Username and Password and last logged in time.
  • You can choose Preload after enable the caching.

So this is the Best WordPress Site Speed optimization Plugin for better loading time.

Price: Free

5. WP-Optimize

WP-Optimize is another Best WordPress Speed Optimization Plugin. this plugin has 8 lakhs active installations. It is used to clean the database safely without manual queries.

It will remove the database automatically.

There are many features available in this plugin.

  • WP-Optimize is easy to use and mobile-friendly.
  • You can remove all the unnecessary data.
  • Translated into a different type of language.
  • There are several settings. In General Settings, You should Enable the last 2 week data and can enable the admin bar link.
  • You can enable Scheduled Clean Up Settings. You can enable schedules weekly, daily, monthly, days basis.
  • So you can enable and disable trackbacks and comments. Save all settings.
  • In Database settings, You can run all your Database Optimization settings to clean up your database.

Price: Free and Paid

6. Fast Velocity Minify

Fast Velocity Minify is used to reduce the HTTP requests by merging the CSS and JS files. This plugin has 50000 active installations.

if you want to improve your website performance score on GTMetrix and Google Page Speed Insight Tools then use this plugin.

There are many features available in this plugin.

  • It supports CDN. If you have CDN then put your CDN in this plugin.
  • You can choose the Cache Path in Cache Location.
  • HTML, CSS and JavaScript Minification is available. So enable HTML, CSS and JS Minification.
  • You can choose HTTP and HTTPs in the URL option.
  • Enable Defer parsing of JavaScript in Render Blocking JS.
  • You can choose Fonts in Google Fonts.
  • Choose your desired option in functionality.

So use this plugin to improve your website speed on GTMetrix, Pingdom and other tools.

Price: Free and Paid

7. Async JavaScript

Async JavaScript is a free WordPress Website Speed Optimization plugin that is used to eliminate Render Blocking JavaScript in above the fold content. by this plugin, you can improve your website speed.

This plugin has 50000 active installations.

There are many features available in this plugin.

  • Enable Async JavaScript.
  • Select JavaScript Method. You should choose Async or Defer Methods.
  • You can choose JQuery Methods.

So use this plugin when you have faced the problem of Defer Parsing of javascript.

Price: Free

8. Hummingbird – Speed Optimize, Cache, Minify & Defer Critical CSS/Javascript

Hummingbird will help you to load your website faster by cleaning the cache and minify the JavaScript. This plugin is designed by WPMU Dev.

It has above 100K+ active installations.

Features of Hummingbird Speed Optimization WordPress Plugin:

  • You can minify your Website JavaScript and CSS.
  • Image Lazy Load is available through free Smush Integration.
  • You can enable GZIP Compression for faster loading time.
  • Caching is available to speed up your website.
  • The website Performance report is available to improve your website speed.
  • You can scan your WordPress website and fix all the problems in one click.
  • Cloudflare CDN Integration for faster loading time.

So you can use this best WordPress Site Speed Optimization plugin to improve your Website Speed performance. It will help you to achieve faster loading time.

If you want to get 24/7 customer support, CDN Minification, Image Optimization, Automated Scanning, and CDN hosting minification then you have to purchase Hummingbird Pro plugin.

Price: Free and Paid

9. Asset CleanUp: Page Speed Booster

Asset CleanUp will help you to load your Website fast by preventing the loading of JavaScript and CSS on the posts and pages.

This plugin has above 100K+ active installations.

Features of Asset Cleanup WordPress Plugin:

  • It helps you to reduce HTTP requests by unloading the useless CSS and JS.
  • You can minify CSS and JavaScript code through inline code.
  • GZIP Compression will help you to reduce the HTML Code for higher speed performance.
  • You can combine loaded CSS and JS Files.
  • It will make your website code easier to understand.
  • You can optimize or remove the Google and Local fonts.
  • It will help you to preload CSS, JS, Local and Google Fonts.
  • You can remove emoji through this plugin.
  • You can easily scan the access log files to take the less server space.

These are the free Asset CleanUp features. If you want to get full support, move JavaScript files to the body, apply to defer and async JavaScript and much more then you have to purchase Asset CleanUp Pro plugin.

Price: Free & Paid

10. Speed Booster Pack – PageSpeed & Performance Optimization

Speed Booster Pack is a free WordPress Site Speed Optimization plugin. That will help you to get a better page speed score. This plugin has above 30k+ active installations.

Features of Speed Booster Pack WordPress Plugin:

  • You can do CSS and JS optimization using minification and inline code.
  • You can load your images late through Lazy Loading.
  • CDN (Content Delivery Integration) for higher loading speed.
  • You can remove emoji, dash icon, and WordPress short links.
  • You can limit your post revisions for higher loading speed.
  • It will help you to remove clutter for solid speed optimization.

You can use this plugin to improve your website speed and get more users.

Price: Free

11. Clearfy – WordPress optimization plugin and disable ultimate tweaker

Clearfy will help you to optimize your WordPress website speed by disabling the unused features. You can clear the code of your WordPress website to boost the website speed.

This plugin has above 100k+ active installations.

Features of Clearfy WordPress Speed Optimization Plugin:

  • You can clean up your code by disabling the Emoji, Rest API, Embeds, etc.
  • It will do WordPress SEO Optimization for you by automatically putting the ALT Text, create the robots.txt, and much more.
  • You can remove WordPress Page duplicates by remove date, author archive and much more.
  • It will save your website through their WordPress defense by hiding the website information.
  • You can remove WordPress website widgets.
  • You can do plugin, themes updates automatically or disable these updates.
  • Disable and Remove WordPress Comments.
  • You can disable post revisions.
  • It will help you to disable Unused Styles of plugins and themes.
  • You can see this plugin in various languages.
  • Image Optimization.

So this plugin will help you to optimize your website speed and you can use this plugin for your WordPress website or blog.

Price: Free

12. Flying Pages

Flying Pages will load your website inner pages instantly. It does the preloading of your website page intelligently.

This plugin has above 20K+ active installations.

Features of the Flying Pages Speed Plugin:

  • This plugin preloads the pages in the viewport and using hover the links.
  • You can set the limit of page preloads.
  • If the server is slow then this plugin will stop the preloading.
  • This plugin understands the user’s connection and preferences.
  • It can also delay the mouse hover.

So you can use this plugin to load your website pages faster. It will do all the preload tasks automatically.

Price: Free

13. WP Super Minify

WP Super Minify is a lightweight and free WordPress Speed optimization plugin that will combine and minify your CSS and JavaScript to boost the page loading speed.

This plugin has above 10k+ active installations.

Features of WP Super Minify:

  • Minify Your CSS and javaScript.
  • Combine CSS and JavaScript for better speed performance.
  • Caching all the CSS and JavaScript files.
  • Compatible with the latest WordPress version.
  • Free to use.

So you can use this free WordPress Speed Optimization plugin to boost your page speed through combining CSS and JS.

Price: Free

14. SG Optimizer

SG Optimizer is a speed optimization WordPress plugin that has developed by SiteGround. With the help of SG Optimizer, you can boost website speed easily.

Siteground Hosting is one of the best web hosting and you should host your website on Siteground and get better results.

This plugin only works for those websites that are running on the Siteground server.

This plugin has above 1+ million active installations.

Features of SG Optimizer WordPress Plugin:

  • You can enable and disable GZIP Compression.
  • It will help you to implement HTTPS on your website.
  • You can enable and disable caching purges.
  • It will help you to remove Emoji.
  • You can enable and disable HTML, CSS, and JavaScript Minification.
  • It will optimize your website images. So you can enable or disable image optimization.

If you are a SiteGround customer then you should use this plugin to optimize your website speed. It does not work for other web hostings.

Price: Free

15. WP Speed of Light

WP Speed of Light will help you to load your WordPress website faster by Caching, Minify, CDN, and Lazy loading.

This plugin has above 10K+ active installations.

Features of WP Speed of Light WordPress Plugin:

  • Remove Query Strings to improve website speed.
  • You can check the GZIP Compression.
  • You can do HTML, CSS, and JavaScript Minification.
  • It will help you to do the header optimization by adding expire headers.
  • Automatically clean cache.
  • You can disable WordPress Rest API and Feeds.
  • It supports WordPress Multisite.
  • You can optimize your WordPress website database.
  • It generates the static cache.
  • Compatible with WooCommerce and Page builders.
  • It cleans the cache automatically in WordPress.

These are the free WP Speed of Light Plugin Features. If you want to compress images, enable lazy load of your images, Cache preloading, DNS prefetching, and other features then you should use Pro Addon plugin.

You can use this plugin to improve your website page loading speed.

Price: Free

So these are the best WordPress speed optimization plugins. You can choose any of the Best WordPress Site Speed Optimization Plugin to improve your website speed.


Speed is a very important aspect through SEO and Sales point of view. So speed affects your Sales and you should choose any of the plugins and get faster loading time.

All the WordPress Speed Optimization plugins are best and easy to use. These plugins are free if you want extra features then you can take the premium version.

We recommend you to use W3 Total Cache and Autoptimize Plugin for your better speed performance. We are using both plugins to improve our website loading speed.

You can use WP Super Cache and WP Fastest Cache for the fastest loading speed. So the users of these plugins are very happy and give a better response.

Tell us in the comment which Best WordPress Site Speed Optimization Plugin do you want to use for your WordPress Website or blog.

Your feedbacks are appreciated!

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