Best optimizer plugins for WordPress
The most popular optimizer plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. reSmush.it leads with 100K+ active installs, ahead of Swift Performance Lite (6K+) and Media Tracker (1K+). All 17 plugins tagged “optimizer” are below, with figures from WordPress.org that update every day.
Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.
Research this niche or see all plugins.
Top 10 optimizer plugins
- 1.
reSmush.itThe most installed optimizer plugin, with 100K+ active installs. Rated 4.3 from 166 reviews, updated 2 months ago.
- 2.
Swift Performance Lite6K+ active installs. Rated 3.6 from 125 reviews, updated 4 days ago.
- 3.
Media Tracker1K+ active installs. Rated 4.1 from 10 reviews, updated 1 month ago.
- 4.
TGG700+ active installs. Only 2 reviews so far, updated 4 days ago.
- 5.
WP Compress for MainWP400+ active installs. Only 3 reviews so far, updated 2 months ago.
- 6.
WP Theme Optimizer400+ active installs. Only 2 reviews so far, last updated 10 years ago. Tested only up to WordPress 4.6.30.
- 7.
Instant WebP Converter100+ active installs. Rated 5.0 from 5 reviews, last updated 2 years ago. Tested only up to WordPress 6.6.11.
- 8.
neo Optimize30+ active installs. Only 1 review so far, updated 5 days ago.
- 9.
Simple WebP Optimizer10+ active installs. No reviews yet, updated 9 months ago. Tested only up to WordPress 6.9.11.
- 10.
Icosix Image Compressor10+ active installs. No reviews yet, updated 8 months ago. Tested only up to WordPress 6.9.11.
All 17 plugins tagged “optimizer”
reSmush.it
Down in the last 7 days:1#364by ShortPixel2 months ago
reSmush.it is the FREE image compressor and optimizer plugin - use it to optimize your images and improve the SEO and performance of your website.
- Installs
- 100K+
- Rating
- 4.3(166)
- Downloads
- 460/day
Swift Performance Lite
Down in the last 7 days:12#2,844by swte4 days ago
Swift Performance is a cache and performance booster plugin. It can speed up your site, improve SEO scores and user experience.
- Installs
- 6K+
- Rating
- 3.6(125)
- Downloads
- 119/day
Media Tracker
Down in the last 7 days:1#5,689by Rejuan Ahamed1 month ago
Media Tracker is a WordPress plugin to find and remove unused media files, manage duplicates, and optimize your media library for better performance.
- Installs
- 1K+
- Rating
- 4.1(10)
- Downloads
- 40/day
TGG
Up in the last 7 days:19#7,743by preetindersodhi4 days ago
This plugin is a collection of various WP tweaks.
- Installs
- 700+
- Rating
- 5.0(2)
- Downloads
- 11/day
WP Compress for MainWP
Down in the last 7 days:67#9,234by WP Compress2 months ago
Install, activate and connect WP Compress across all of your MainWP Child Sites.
- Installs
- 400+
- Rating
- 4.7(3)
- Downloads
- 11/day
WP Theme Optimizer
Down in the last 7 days:4#9,802by d10 years ago
Optimize your WordPress theme header by removing excess tags and scripts. Make your site faster and more secure by hiding WordPress tags.
- Installs
- 400+
- Rating
- 5.0(2)
- Downloads
- 0/day
Instant WebP Converter
Down in the last 7 days:90#15,841by Mokhlesur Rahman2 years ago
Instant WebP Converter automatically converts JPEG and PNG images to WebP format to enhance website performance and speed.
- Installs
- 100+
- Rating
- 5.0(5)
- Downloads
- 0/day
neo Optimize
Up in the last 7 days:161#24,208by neoWP Media Image Plugins5 days ago
Optimize your image SEO by serving images at the resolution they are displayed in the browser.
- Installs
- 30+
- Rating
- 5.0(1)
- Downloads
- 12/day
Simple WebP Optimizer
Down in the last 7 days:1,038#32,839by Ash9 months ago
Auto-convert JPG/PNG to WebP. Save up to 80% server space and boost site speed with built-in bulk optimization and real-time savings reports.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day
Icosix Image Compressor
Down in the last 7 days:46#32,893by T Social8 months ago
Connect your WordPress site with the Icosix Image Compressor service to optimize images and improve site performance.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day
Search Results Optimizer
Up in the last 7 days:241#38,299by Chris Gorvan12 years ago
Search Results Optimizer learns which results users find useful and automatically prioritizes them in future searches.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day
Post ID Optimizer
Up in the last 7 days:3,436#44,390by iampsp.com4 years ago
Reuse Missing id in Post table on Database
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day
Output Optimizer
#44,512by Menkii14 years ago
Removes line-breaks, tabs, double space, html comments and wordpress head-data from html output.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day
CliniQ DB
Up in the last 7 days:11,253#61,068by Bilal Mahmood3 months ago
WordPress database health inspector — scan table sizes, autoloaded bloat, and clean up database waste with one click.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day
ODR Image Optimizer
#62,372by odanree2 months ago
Professional image optimizer: WebP conversion, LCP preloading, and critical-path cleanup for a 100/100 Lighthouse score.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day
Assertivlogix Duplicate and Unused Media Cleaner
Down in the last 7 days:13,137#64,488by Assertiv Logix1 month ago
Premium media management and cleanup tool for WordPress.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day
NaveenCodes Database Monitor
Up in the last 7 days:5,380#67,910by Naveen Goyal4 months ago
WordPress database monitor — health scoring, table manager, one-click cleanup, and scheduled maintenance. Zero external requests.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day