PluginSift

Clear Autoptimize Cache Automatically vs CSS Optimizer – Remove Unused CSS (2026)

Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.

Clear Autoptimize Cache Automatically

Clear Autoptimize Cache Automatically

4(4)

4.0K+ active installs

Free

Updated 4 months ago
View Clear Autoptimize Cache Automatically
VS
CSS Optimizer – Remove Unused CSS

CSS Optimizer – Remove Unused CSS

3.7(6)

100 active installs

Free

Updated 4 years ago
View CSS Optimizer – Remove Unused CSS

Quick Verdict

As of April 2026, Clear Autoptimize Cache Automatically has a higher user rating (4/5 from 4 reviews) and leads in active installations (4.0K+ vs 100). Both are free WordPress plugins. Clear Autoptimize Cache Automatically has accumulated 29K+ total downloads while CSS Optimizer – Remove Unused CSS has 10K+.

Detailed Comparison

Rating
4/5Clear Autoptimize Cache Automatically
◄
CSS Optimizer – Remove Unused CSS3.7/5
Total Reviews
4Clear Autoptimize Cache Automatically
►
CSS Optimizer – Remove Unused CSS6
Active Installs
4.0K+Clear Autoptimize Cache Automatically
◄
CSS Optimizer – Remove Unused CSS100
Total Downloads
29K+Clear Autoptimize Cache Automatically
◄
CSS Optimizer – Remove Unused CSS10K+
Support Resolution
N/AClear Autoptimize Cache Automatically
CSS Optimizer – Remove Unused CSSN/A
Last Updated
4 months agoClear Autoptimize Cache Automatically
◄
CSS Optimizer – Remove Unused CSS4 years ago
First Released
2022Clear Autoptimize Cache Automatically
CSS Optimizer – Remove Unused CSS2021
Age
4 yearsClear Autoptimize Cache Automatically
CSS Optimizer – Remove Unused CSS5 years
WP Requires
5.0+Clear Autoptimize Cache Automatically
CSS Optimizer – Remove Unused CSS4.7+
PHP Requires
7.0+Clear Autoptimize Cache Automatically
CSS Optimizer – Remove Unused CSS5.1+
Business Model
FreeClear Autoptimize Cache Automatically
CSS Optimizer – Remove Unused CSSFree
Latest Version
1.0.5Clear Autoptimize Cache Automatically
CSS Optimizer – Remove Unused CSS1.7

Rating Breakdown

Clear Autoptimize Cache Automatically

4/5(4 reviews)
5
75%
4
0%
3
0%
2
0%
1
25%

CSS Optimizer – Remove Unused CSS

3.7/5(6 reviews)
5
67%
4
0%
3
0%
2
0%
1
33%

Recent Reviews

Clear Autoptimize Cache Automatically Reviews

by drperil

Doesn’t work

Doesn’t work, at least on WP Engine – who knows, maybe it’s related to WP being weird to hosts atm.

by jlking3

Does what it says on the tin

Very useful plugin, keeps me from having to babysit Autopimize.

by 248tech

Handy Plugin

Easy fix for not having to clear cache constantly.

CSS Optimizer – Remove Unused CSS Reviews

No reviews yet

Frequently Asked Questions

Is Clear Autoptimize Cache Automatically or CSS Optimizer – Remove Unused CSS more popular?
Clear Autoptimize Cache Automatically has 4.0K+ active installations while CSS Optimizer – Remove Unused CSS has 100. Clear Autoptimize Cache Automatically is the more widely-used plugin as of April 2026.
Which has better ratings — Clear Autoptimize Cache Automatically or CSS Optimizer – Remove Unused CSS?
Clear Autoptimize Cache Automatically has a 4/5 rating from 4 reviews, while CSS Optimizer – Remove Unused CSS has a 3.7/5 rating from 6 reviews.
Are Clear Autoptimize Cache Automatically and CSS Optimizer – Remove Unused CSS free?
Clear Autoptimize Cache Automatically is free and CSS Optimizer – Remove Unused CSS is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Clear Autoptimize Cache Automatically or CSS Optimizer – Remove Unused CSS?
Support resolution data is not available for all plugins. Check each plugin's WordPress.org support forum for current response quality.
Which plugin is updated more frequently?
Clear Autoptimize Cache Automatically was last updated 4 months ago and CSS Optimizer – Remove Unused CSS was last updated 4 years ago.

Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.