Simple Custom CSS Plugin vs Notification Customizer (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Simple Custom CSS Plugin
100K+ active installs
Free
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 10). Both are free WordPress plugins. Simple Custom CSS Plugin has accumulated 3.1M+ total downloads while Notification Customizer has 1.1K+.
Detailed Comparison
| Metric | Simple Custom CSS Plugin | Notification Customizer | |
|---|---|---|---|
| Rating | 4.7/5 | ◄ | N/A |
| Total Reviews | 159 | ◄ | 0 |
| Active Installs | 100K+ | ◄ | 10 |
| Total Downloads | 3.1M+ | ◄ | 1.1K+ |
| Support Resolution | N/A | N/A | |
| Last Updated | 1 year ago | ◄ | 7 years ago |
| First Released | 2013 | 2018 | |
| Age | 13 years | 8 years | |
| WP Requires | 3.0.1+ | 4.8.8+ | |
| PHP Requires | false+ | 5.6+ | |
| Business Model | Free | Free | |
| Latest Version | 4.0.7 | 1.1 |
Rating Breakdown
Simple Custom CSS Plugin
Notification Customizer
Download Trends
Recent Reviews
Simple Custom CSS Plugin Reviews
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
So simple yet works perfect!
İt’s so easy to use and does the job as described.
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.
Notification Customizer Reviews
No reviews yet
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.