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Simple Custom CSS Plugin vs Widget CSS Classes (2026)

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

Simple Custom CSS Plugin

Simple Custom CSS Plugin

4.7(159)

100K+ active installs

Free

Updated 1 year ago
View Simple Custom CSS Plugin
VS
Widget CSS Classes

Widget CSS Classes

4.9(74)

90K+ active installs

Free

Updated 1 year ago
View Widget CSS Classes

Quick Verdict

As of April 2026, Widget CSS Classes has a higher user rating (4.9/5 from 74 reviews) while Simple Custom CSS Plugin leads in active installations (100K+ vs 90K+). Both are free WordPress plugins. Simple Custom CSS Plugin has accumulated 3.1M+ total downloads while Widget CSS Classes has 1.1M+.

Detailed Comparison

Rating
4.7/5Simple Custom CSS Plugin
►
Widget CSS Classes4.9/5
Total Reviews
159Simple Custom CSS Plugin
◄
Widget CSS Classes74
Active Installs
100K+Simple Custom CSS Plugin
◄
Widget CSS Classes90K+
Total Downloads
3.1M+Simple Custom CSS Plugin
◄
Widget CSS Classes1.1M+
Support Resolution
N/ASimple Custom CSS Plugin
Widget CSS ClassesN/A
Last Updated
1 year agoSimple Custom CSS Plugin
◄
Widget CSS Classes1 year ago
First Released
2013Simple Custom CSS Plugin
Widget CSS Classes2012
Age
13 yearsSimple Custom CSS Plugin
Widget CSS Classes14 years
WP Requires
3.0.1+Simple Custom CSS Plugin
Widget CSS Classes3.3+
PHP Requires
false+Simple Custom CSS Plugin
Widget CSS Classes5.2.4+
Business Model
FreeSimple Custom CSS Plugin
Widget CSS ClassesFree
Latest Version
4.0.7Simple Custom CSS Plugin
Widget CSS Classes1.5.4.1

Rating Breakdown

Simple Custom CSS Plugin

4.7/5(159 reviews)
5
90%
4
4%
3
1%
2
0%
1
5%

Widget CSS Classes

4.9/5(74 reviews)
5
95%
4
4%
3
0%
2
1%
1
0%

Recent Reviews

Simple Custom CSS Plugin Reviews

by Bub

Blocks Media view

This plugin block me from viewing my media files when I am, for instance, trying to add an image block to a page. Except for this I think it is an excellent plugin. My work-around will be to disable t

by cengoguven

So simple yet works perfect!

İt’s so easy to use and does the job as described.

by ellissei

Useful but doesn’t know modern properties

Simple and useful, but modern CSS properties like clamp(), repeat(), margin-inline, or less common units like dvh throw syntax errors. For beginners, this can be really confusing.

Widget CSS Classes Reviews

by Pouria Amjadzadeh

Not working on WordPress 5.8

Wordpress released new style of widget management. this lovely plugin not working on new version 🙁

by Kasp

Good

works

by andiszek

Invaluable!

This is a great and invaluable help for us frontend developers! the plugin lets you easily add your classes to any widget. thank you for developing it!

Frequently Asked Questions

Is Simple Custom CSS Plugin or Widget CSS Classes more popular?
Simple Custom CSS Plugin has 100K+ active installations while Widget CSS Classes has 90K+. Simple Custom CSS Plugin is the more widely-used plugin as of April 2026.
Which has better ratings — Simple Custom CSS Plugin or Widget CSS Classes?
Simple Custom CSS Plugin has a 4.7/5 rating from 159 reviews, while Widget CSS Classes has a 4.9/5 rating from 74 reviews.
Are Simple Custom CSS Plugin and Widget CSS Classes free?
Simple Custom CSS Plugin is free and Widget CSS Classes is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Simple Custom CSS Plugin or Widget CSS Classes?
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?
Simple Custom CSS Plugin was last updated 1 year ago and Widget CSS Classes was last updated 1 year ago.

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