PluginSift

Simple Custom CSS Plugin vs Levels Block Editor Styles for Oxygen… (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
Levels Block Editor Styles for Oxygen…

Levels Block Editor Styles for Oxygen…

0(0)

0 active installs

Free

Updated 2 months ago
View Levels Block Editor Styles for Oxygen…

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 0). Both are free WordPress plugins. Simple Custom CSS Plugin has accumulated 3.1M+ total downloads while Levels Block Editor Styles for Oxygen… has 242.

Detailed Comparison

Rating
4.7/5Simple Custom CSS Plugin
◄
Levels Block Editor Styles for Oxygen…N/A
Total Reviews
159Simple Custom CSS Plugin
◄
Levels Block Editor Styles for Oxygen…0
Active Installs
100K+Simple Custom CSS Plugin
◄
Levels Block Editor Styles for Oxygen…0
Total Downloads
3.1M+Simple Custom CSS Plugin
◄
Levels Block Editor Styles for Oxygen…242
Support Resolution
N/ASimple Custom CSS Plugin
Levels Block Editor Styles for Oxygen…N/A
Last Updated
1 year agoSimple Custom CSS Plugin
►
Levels Block Editor Styles for Oxygen…2 months ago
First Released
2013Simple Custom CSS Plugin
Levels Block Editor Styles for Oxygen…2025
Age
13 yearsSimple Custom CSS Plugin
Levels Block Editor Styles for Oxygen…1 year
WP Requires
3.0.1+Simple Custom CSS Plugin
Levels Block Editor Styles for Oxygen…5.8+
PHP Requires
false+Simple Custom CSS Plugin
Levels Block Editor Styles for Oxygen…7.4+
Business Model
FreeSimple Custom CSS Plugin
Levels Block Editor Styles for Oxygen…Free
Latest Version
4.0.7Simple Custom CSS Plugin
Levels Block Editor Styles for Oxygen…1.1.0

Rating Breakdown

Simple Custom CSS Plugin

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

Levels Block Editor Styles for Oxygen…

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.

Levels Block Editor Styles for Oxygen… Reviews

No reviews yet

Frequently Asked Questions

Is Simple Custom CSS Plugin or Levels Block Editor Styles for Oxygen… more popular?
Simple Custom CSS Plugin has 100K+ active installations while Levels Block Editor Styles for Oxygen… has 0. Simple Custom CSS Plugin is the more widely-used plugin as of April 2026.
Which has better ratings — Simple Custom CSS Plugin or Levels Block Editor Styles for Oxygen…?
Simple Custom CSS Plugin has a 4.7/5 rating from 159 reviews, while Levels Block Editor Styles for Oxygen… has a 0/5 rating from 0 reviews.
Are Simple Custom CSS Plugin and Levels Block Editor Styles for Oxygen… free?
Simple Custom CSS Plugin is free and Levels Block Editor Styles for Oxygen… is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Simple Custom CSS Plugin or Levels Block Editor Styles for Oxygen…?
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 Levels Block Editor Styles for Oxygen… was last updated 2 months ago.

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