WPBruiser {no- Captcha anti-Spam}

An extremely powerful antispam plugin that blocks spam-bots without annoying captcha images.


Mihai Chelaru 10,000+ active installs Tested with 4.7.5 Updated 1 month ago

KeyCAPTCHA – Social WordPress CAPTCHA

Our captcha is the free unique anti-spam solution. This captcha does not require any text…


Mersane, Ltd 10,000+ active installs Tested with 3.9.19 Updated 3 years ago

Invisible Captcha

Smart invisible captcha for wordpress comments


Andrey Sorvin 10,000+ active installs Tested with 3.5.2 Updated 4 years ago

Contact Form 7 Captcha

Add No CAPTCHA reCAPTCHA to Contact Form 7


247wd 9,000+ active installs Tested with 4.7.5 Updated 10 months ago

Conditional CAPTCHA

Asks commenters to complete a simple CAPTCHA if they don't have a previously approved comment,…


Samir Shah 9,000+ active installs Tested with 4.7.5 Updated 7 months ago

Math Comment Spam Protection

Asks the visitor making the comment to answer a simple math question. This is intended…


Michael Woehrer 8,000+ active installs Tested with 3.0.5 Updated 7 years ago

Easy Captcha

Several types of captcha to protect your site in one easy to use plugin.


wppal 6,000+ active installs Tested with 3.5.2 Updated 4 years ago

Fast Secure reCAPTCHA

Adds Google NO CAPTCHA reCAPTCHA on the forms for comments, login, registration, lost password, BuddyPress,…


fastsecure 5,000+ active installs Tested with 4.8 Updated 6 days ago

Content Protector

Plugin to protect content on a Page or Post, where users require a password to…


K. Tough 4,000+ active installs Tested with 4.5.9 Updated 11 months ago