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Simple Custom CSS Plugin vs Syntax Highlighter MT (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
Syntax Highlighter MT

Syntax Highlighter MT

0(0)

100 active installs

Free

Updated 10 years ago
View Syntax Highlighter MT

Quick Verdict

As of April 2026, Simple Custom CSS Plugin has a higher user rating (4.7/5 from 159 reviews) and leads in active installations (100K+ vs 100). Both are free WordPress plugins. Simple Custom CSS Plugin has accumulated 3.1M+ total downloads while Syntax Highlighter MT has 24K+.

Detailed Comparison

Rating
4.7/5Simple Custom CSS Plugin
◄
Syntax Highlighter MTN/A
Total Reviews
159Simple Custom CSS Plugin
◄
Syntax Highlighter MT0
Active Installs
100K+Simple Custom CSS Plugin
◄
Syntax Highlighter MT100
Total Downloads
3.1M+Simple Custom CSS Plugin
◄
Syntax Highlighter MT24K+
Support Resolution
N/ASimple Custom CSS Plugin
Syntax Highlighter MTN/A
Last Updated
1 year agoSimple Custom CSS Plugin
◄
Syntax Highlighter MT10 years ago
First Released
2013Simple Custom CSS Plugin
Syntax Highlighter MT2009
Age
13 yearsSimple Custom CSS Plugin
Syntax Highlighter MT17 years
WP Requires
3.0.1+Simple Custom CSS Plugin
Syntax Highlighter MT2.7.1+
PHP Requires
false+Simple Custom CSS Plugin
Syntax Highlighter MTfalse+
Business Model
FreeSimple Custom CSS Plugin
Syntax Highlighter MTFree
Latest Version
4.0.7Simple Custom CSS Plugin
Syntax Highlighter MT2.2.5

Rating Breakdown

Simple Custom CSS Plugin

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

Syntax Highlighter MT

0/5(0 reviews)
5
0%
4
0%
3
0%
2
0%
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.

Syntax Highlighter MT Reviews

No reviews yet

Frequently Asked Questions

Is Simple Custom CSS Plugin or Syntax Highlighter MT more popular?
Simple Custom CSS Plugin has 100K+ active installations while Syntax Highlighter MT has 100. Simple Custom CSS Plugin is the more widely-used plugin as of April 2026.
Which has better ratings — Simple Custom CSS Plugin or Syntax Highlighter MT?
Simple Custom CSS Plugin has a 4.7/5 rating from 159 reviews, while Syntax Highlighter MT has a 0/5 rating from 0 reviews.
Are Simple Custom CSS Plugin and Syntax Highlighter MT free?
Simple Custom CSS Plugin is free and Syntax Highlighter MT is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Simple Custom CSS Plugin or Syntax Highlighter MT?
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 Syntax Highlighter MT was last updated 10 years ago.

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