Math Captcha for Contact Form 7
A powerful, lightweight, and smart Math Captcha solution to block spam from Contact Form 7, WP Login, WooCommerce, and Tutor LMS forms.
5(3 reviews)
·100 active installs·Updated 2 weeks agoAs of April 2026, Math Captcha for Contact Form 7 is a WordPress captcha plugin with 100 active installations and a 5/5 rating from 3 reviews. It has been downloaded 802 times in total. Requires WordPress 5.8+ and PHP 7.4+. Available on WordPress.org since 2025. Actively maintained — updated within the last month. Top alternative: SiteGuard WP Plugin.
5/53 reviews
100active installs
802total downloads
1 yearsince 2025
Overview
Math Captcha for Contact Form 7 is the ultimate lightweight security solution for your WordPress site. Stop spam submissions and bot registrations instantly without using heavy scripts like Google reCAPTCHA.
This plugin is no longer just for Contact Form 7! It has evolved into a complete security suite that protects your most critical forms, including WordPress Login, WooCommerce, and Tutor LMS.
🛡️ Key Features
- Smart Math Logic: Choose from Addition (+), Subtraction (-), Multiplication (×), or Mixed (Random) challenges.
- Dynamic Difficulty: Set difficulty levels (Easy, Medium, Hard) to balance security and user experience.
- Smart IP Blocking: Automatically lock out IP addresses after too many failed attempts to prevent brute-force attacks.
- WP Login Protection: Secure your default WordPres…
Screenshots
Ratings & Reviews
53 reviews
5 ★
3
4 ★
0
3 ★
0
2 ★
0
1 ★
0
Compatibility
| WordPress | 5.8+ requiredTested up to 6.9.4 |
| PHP | 7.4+ required |
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Frequently Asked Questions
Changelog
1.0.5
- Major verification update.
- Added Smart IP Blocking (Security Lockout).
- Added WordPress Login Page Protection.
- Added WooCommerce Login & Registration Protection.
- Added Tutor LMS Login & Registration Protection.
…and 3 more changes
Contributors
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.