PageSpeed Ninja - Cache, Minify, Defer CSS JavaScript, Critical CSS, Optimize Images, Convert WebP
by PageSpeed 4.5 (114 reviews)

PageSpeed Ninja - Cache, Minify, Defer CSS JavaScript, Critical CSS, Optimize Images, Convert WebP

Boost page speed: cache, compress, optimize images to WebP, minify CSS/JS, defer loading, lazy load, generate critical CSS, improve Core Web Vitals

PageSpeed Ninja ranks #3,170 among WordPress.org plugins with 5,000+ active installations, is #130 of 1,524 in the Performance category, a 4.5/5 rating from 114 reviews, and was last updated Sep 26, 2024. Data from WordPress.org, refreshed twice daily — see methodology.

Tested up to WP 6.6 (Current: 7.1)
v1.4.5 Current Version v1.4.5
Updated 1 year ago Last Update on 26 Sep, 2024
Refreshed 15 hours ago Last Refreshed on
#130 of 1,524 in Performance Top 5% by installs Downloads -17.5% this week No update in over a year
View on WordPress.org
Rank
#3,170
No change
Active Installs
5K+
-10.3%
KW Avg Position
34.8
No change
Downloads
705.8K
+10 today
Support Resolved
0%
No change
Rating
90%
Review 4.5 out of 5
4.5 (114 reviews)

Next Milestone 6K

Total Progress 42.2%
5K+ 6K+
202
Ranks to Climb
-
Growth Needed
8,000,000
Active Installs
Pro

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Need 578 more installs to reach 6K+

Rank Changes

3,155 3,160 3,165 3,170 3,175 10-09-2026 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026 17-09-2026
3,150 3,156 3,163 3,169 3,175 02-09-2026 03-09-2026 04-09-2026 05-09-2026 06-09-2026 07-09-2026 08-09-2026 09-09-2026 10-09-2026 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026 17-09-2026
Current #3,170
Change
Best #

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Active Installs Growth

Active Installs 0,000,000+
Growth +0.0%
Peak 0,000,000

Downloads Growth

10 20 30 40 10-09-2026 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026 17-09-2026
10 20 30 40 02-09-2026 03-09-2026 04-09-2026 05-09-2026 06-09-2026 07-09-2026 08-09-2026 09-09-2026 10-09-2026 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026 17-09-2026
Downloads
Growth
Peak

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Reviews & Ratings

4.5
114 reviews
Overall 90%
5
95 (83%)
4
5 (4%)
3
3 (3%)
2
0 (0%)
1
11 (10%)

Security History

Source: WPVulnerability

No known vulnerabilities on record for PageSpeed Ninja. Checked 3 days ago.

TL;DR

AI summary of the plugin's readme

This plugin is for WordPress site owners and developers who want to improve page load speed and Core Web Vitals without manually tuning individual performance settings. It solves slow loading times by combining caching, compression, minification, image optimization, and render-blocking fixes into configurable presets.

  • Gzip and Brotli compression
  • Generates critical CSS
  • Minifies HTML, CSS, JavaScript
  • Combines and inlines CSS/JS
  • Defers CSS and JavaScript loading
  • Converts images to WebP
  • Lazy loading with placeholders
  • Optimizes Google Fonts loading

Frequently Asked Questions

Common questions about PageSpeed Ninja - Cache, Minify, Defer CSS JavaScript, Critical CSS, Optimize Images, Convert WebP

The PageSpeed Ninja plugin should work pretty well with most other plugins without issues. However, if some SEO plugins try to do some of the same things as this plugin, then conflicts could be possible especially if gzip compression is enabled. However, that is pretty unlikely.
While PageSpeed Ninja strives to be compatible with a wide range of themes and plugins, there are rare cases where conflicts may occur. It's important to test the plugin in your specific setup and contact the plugin support for assistance.
PageSpeed Ninja offers powerful optimization features, but achieving a perfect PageSpeed score depends on many factors, including your website's structure, hosting environment, and content. The plugin significantly improves performance, but individual scores may vary.
Yes, PageSpeed Ninja allows you to undo optimizations through the plugin's settings. However, it's important to note that undoing optimizations can affect your website's performance and PageSpeed score. As a last resort, you can uninstall the plugin; this process will remove all files associated with the plugin.

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