Add Admin CSS vs Slate Admin Theme (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Quick Verdict
As of April 2026, Add Admin CSS has a higher user rating (4.9/5 from 35 reviews) and leads in active installations (10K+ vs 6.0K+). Both are free WordPress plugins. Add Admin CSS has accumulated 140K+ total downloads while Slate Admin Theme has 141K+.
Detailed Comparison
| Metric | Add Admin CSS | Slate Admin Theme | |
|---|---|---|---|
| Rating | 4.9/5 | ◄ | 4.7/5 |
| Total Reviews | 35 | ► | 44 |
| Active Installs | 10K+ | ◄ | 6.0K+ |
| Total Downloads | 140K+ | ► | 141K+ |
| Support Resolution | N/A | N/A | |
| Last Updated | 3 months ago | ◄ | 4 years ago |
| First Released | 2011 | 2014 | |
| Age | 15 years | 12 years | |
| WP Requires | 5.5+ | 4.0+ | |
| PHP Requires | false+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 2.5.1 | 1.2.4 |
Rating Breakdown
Add Admin CSS
Slate Admin Theme
Download Trends
Over the past 30 days, Add Admin CSS averaged approximately 40 daily downloads while Slate Admin Theme averaged 7.
Recent Reviews
Add Admin CSS Reviews
Very Nice Perk
I really like to customize my admin experience, and installed this plugin to distinguish the icons when other plugin developers default to things like “post icon.” Seems to lack support but that is ho
AWESOME
Awesome plugin, works fantastic Well done!
Working great !!!
Working great !!!
Slate Admin Theme Reviews
It’s beautiful
Slate make wp=admin a pleasure to use.
Cant save customizer after installing this plugin
This plugin now pretty much destroys the customizer as well as UX builder. Do not download. Very buggy
Good
This admin theme is particularly well thought for High resolution screens so it’s better than default theme.
More Admin Theme Worth Comparing
Top alternatives in the same category as Add Admin CSS and Slate Admin Theme
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Create your own design for the Wordpress Backend with live-preview and customize the Login screen with your own logo and awesome color styles.
Clean, blue theme that's customizable for the Wordpress Admin panel and Admin Bar
Frequently Asked Questions
Is Add Admin CSS or Slate Admin Theme more popular?
Which has better ratings — Add Admin CSS or Slate Admin Theme?
Are Add Admin CSS and Slate Admin Theme free?
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.