How Captcha Code Affects Your WordPress Speed

D+

Estimated Speed Score

+-1 ms

TTFB Impact

+0 MB

Memory Impact

DB Queries

Low impact

Plugin Overview

Active Installs100K+

Rating3.9/5 (33)

Tested Up ToWP 6.9.1

Requires PHP5.2+

Last UpdatedDec 3, 2025

Downloads670K+

AuthorWebFactory

WP.orgView on WordPress.org

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Preview:

Performance Analysis

Performance Impact

Captcha Code receives an estimated speed score of D+. Our real benchmark tests measured the following impact when activating this plugin:

TTFB impact: +-1 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: 2025-12-03. Requires PHP 5.2+. Trusted by 100K+ active installations.

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

Alternatives to Captcha Code

Plugin	Speed Score	Active Installs
Wordfence Security – Firewall, Malware Scan, and Login Security	B-	5M+
Really Simple Security – Simple and Performant Security (formerly Really Simple SSL)	B	3M+
Hostinger Tools	D+	3M+

Frequently Asked Questions

Does Captcha Code slow down WordPress?

Captcha Code has an estimated speed score of D+. It may noticeably affect your site speed. Consider alternatives if performance is critical.

Is Captcha Code still maintained?

Captcha Code was last updated on 2025-12-03. It has 100K+ active installations, indicating it is actively maintained and widely trusted.

What are the best alternatives to Captcha Code?

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