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Captcha Code

By WebFactory

Security & Privacy / Security Scanning & Malware Protection

Reviewed by Omar Dabbas

Trusted WordPress expert with 20+ years of experience evaluating plugins for the WP ecosystem.

Captcha Code Review - In-Depth Analysis

GDPR compatible captcha anti-spam protection for various WordPress forms. It prevents spam by requiring users to enter a code from an image.

Performance Overview

WPS Score

7.14/10

User Rating

3.9/5 (based on 35+ reviews)

Active Installations

100,000+

Update Frequency

Below Average It is calculated using the weighted average of same category plugins.

Security Score

5 / 10 (Medium Risk) It is calculated using the weighted average of all versions.

What It Does

This plugin adds GDPR compatible captcha code anti-spam protection to WordPress forms such as comments form, registration form, lost password form, and login form. Users are required to type in the code shown on the image in order to post comments or register. This effectively prevents spam from automated bots and enhances security.

No external services like Google ReCaptcha are used, and no API keys are needed. The plugin ensures that no user-identifiable data is collected, making it fully compliant with GDPR regulations.

Key features include customizable captcha positions, options for letter types, and different captcha types including alphanumeric and numeric. The plugin is also translation enabled, allowing for broader usability.

Comparing to Alternatives

Captcha Code faces competition from several CAPTCHA plugins offering various features and integrations.

Top alternatives

Strengths

Simple to use with straightforward setup
Works well for post and page comment forms
Free to use without requiring API keys
Provides alphanumeric and numeric code options
Has been updated to fix known vulnerabilities

Weaknesses

Does not effectively prevent spam bots according to some users
Reported to produce repetitive or invalid codes
Lacks integration with WooCommerce forms
Has had security vulnerabilities in past versions
No pro version or advanced features available

User Sentiment Analysis

User reviews show a mixed sentiment with a majority positive rating but a significant minority reporting issues.

Positive highlights

"Works great" - eastsideluemmel
"Simple to use plugin" - eastsideluemmel
"Working yey" - galo
"Helpful for post and page comments" - MAHDI KAZEMI
"Free and straightforward" - vitaligs

Common complaints

Produces the same code repeatedly causing failures
Fails to stop bot registrations effectively
Perceived as a waste of time by some users
Reports of automatic installation and hidden presence leading to distrust

Weaknesses

Security vulnerabilities fixed only in recent updates
Limited functionality for e-commerce integration
Inconsistent CAPTCHA code generation
No premium support or advanced customization options

Who Should Use This?

Best for

Users seeking a free, simple CAPTCHA solution for basic comment forms and posts without complex integrations.

Not ideal for

Sites requiring robust spam protection, WooCommerce compatibility, or advanced security features should consider alternatives.

Pricing & Value

Free version includes

The free version offers basic CAPTCHA functionality for posts and pages without requiring API keys or payment.

Final Verdict

Captcha Code provides a straightforward and free CAPTCHA solution suitable for basic WordPress sites focusing on posts and page comments. It is easy to use and does not require API keys, making it accessible for users with simple needs.

However, it has notable weaknesses including past security vulnerabilities, ineffective spam prevention reported by users, and lack of WooCommerce support. Users needing more reliable and secure CAPTCHA solutions should explore the available alternatives.

Other Notable Features

Here are a few other notable features of this free Captcha Code plugin.

Captcha

Comments Spam

Form Captcha

Screenshots

FAQ

Just use standard Plugin overview page in WordPress admin section and deactivate it or rename plugin folder /wp-content/plugins/captcha-code-authentication over FTP access.