Simple CSS vs Custom CSS Pro (2026)

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

Simple CSS

Simple CSS

4.9(60)

80K+ active installs

Free

Updated 6 months ago
View Simple CSS
VS
Custom CSS Pro

Custom CSS Pro

5(15)

7.0K+ active installs

Free

Updated 3 months ago
View Custom CSS Pro

Quick Verdict

As of April 2026, Custom CSS Pro has a higher user rating (5/5 from 15 reviews) while Simple CSS leads in active installations (80K+ vs 7.0K+). Both are free WordPress plugins. Simple CSS has accumulated 552K+ total downloads while Custom CSS Pro has 71K+.

Detailed Comparison

Rating
4.9/5Simple CSS
Custom CSS Pro5/5
Total Reviews
60Simple CSS
Custom CSS Pro15
Active Installs
80K+Simple CSS
Custom CSS Pro7.0K+
Total Downloads
552K+Simple CSS
Custom CSS Pro71K+
Support Resolution
N/ASimple CSS
Custom CSS ProN/A
Last Updated
6 months agoSimple CSS
Custom CSS Pro3 months ago
First Released
2015Simple CSS
Custom CSS Pro2016
Age
11 yearsSimple CSS
Custom CSS Pro10 years
WP Requires
4.0+Simple CSS
Custom CSS Pro4.0+
PHP Requires
false+Simple CSS
Custom CSS Profalse+
Business Model
FreeSimple CSS
Custom CSS ProFree
Latest Version
1.1.1Simple CSS
Custom CSS Pro1.0.8

Rating Breakdown

Simple CSS

4.9/5(60 reviews)
5
93%
4
7%
3
0%
2
0%
1
0%

Custom CSS Pro

5/5(15 reviews)
5
100%
4
0%
3
0%
2
0%
1
0%

Recent Reviews

Simple CSS Reviews

by bmiller22000

This is a really awesome plugin, and will remain awesome updates or not

Easy to use and gives you the access to behind the scenes places you need (like css on this page, for this table, fast and effectively, without digging through mountains of native wp and plugin styles

by Paul Bradley

I want to love it more

This seems like a great idea, and it’s super to finally be clear of the small Additional CSS panel in native wordpress. What’s making me unsure if I should continue are 2 things: 1 – when you pr

by ws24

Excellent plugin

By far the best plugin to add custom css, I have been using it for years now and in many websites. This topic was modified 2 years, 6 months ago by ws24.

Custom CSS Pro Reviews

by felixprojekt

Great work

Thanks for making this. JavaScript support, or similar plugin for JavaScript would be amazing! I know custom JS plugins exist, but they lack the simplicity.

by mayan62

The Best for custom.css

I searched a long time and this plugin is the best! It has a nice user interface and most important it shows CSS mistakes! I found with this Plugin why my CSS before was not working. This topi

by vmaxs

Отличный плагин

Поменять стили настолько просто, что особо и добавить больше нечего. Особо полезен этот плагин для начинающих разработчиков.

Frequently Asked Questions

Is Simple CSS or Custom CSS Pro more popular?
Simple CSS has 80K+ active installations while Custom CSS Pro has 7.0K+. Simple CSS is the more widely-used plugin as of April 2026.
Which has better ratings — Simple CSS or Custom CSS Pro?
Simple CSS has a 4.9/5 rating from 60 reviews, while Custom CSS Pro has a 5/5 rating from 15 reviews.
Are Simple CSS and Custom CSS Pro free?
Simple CSS is free and Custom CSS Pro is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Simple CSS or Custom CSS Pro?
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 CSS was last updated 6 months ago and Custom CSS Pro was last updated 3 months ago.

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