How Custom CSS Pro Affects Your WordPress Speed

Estimated Speed Score

+-5 ms

TTFB Impact

+0 MB

Memory Impact

DB Queries

Low impact

Plugin Overview

Active Installs7K+

Rating5/5 (15)

Tested Up ToWP 6.9.1

Last UpdatedDec 28, 2025

Downloads71K+

AuthorYellowPencil

WP.orgView on WordPress.org

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Performance Analysis

Performance Impact

Custom CSS Pro receives an estimated speed score of B. Our real benchmark tests measured the following impact when activating this plugin:

TTFB impact: +-5 ms
Memory impact: +0.0 MB
Additional DB queries: +0

Overall activation impact: low. This plugin adds minimal overhead to your WordPress site.

Maintenance Status

Last updated: 2025-12-28. Trusted by 7K+ active installations.

Benchmark data measured in an isolated Docker environment (WordPress 6.8, PHP 8.3, GeneratePress). See our full methodology.

Alternatives to Custom CSS Pro

Plugin	Speed Score	Active Installs
Elementor Website Builder – More Than Just a Page Builder	B-	10M+
Classic Editor	B-	9M+
Yoast Duplicate Post	C	4M+

Frequently Asked Questions

Does Custom CSS Pro slow down WordPress?

Custom CSS Pro has an estimated speed score of B. It has a moderate impact. Monitor your site speed after installation.

Is Custom CSS Pro still maintained?

Custom CSS Pro was last updated on 2025-12-28. It has 7K+ active installations, indicating it is a functional plugin with a dedicated user base.

What are the best alternatives to Custom CSS Pro?

Check our plugin reviews in the Other category for alternatives. We compare plugins side-by-side on speed, features, and user ratings to help you find the best fit.