WPForms
98The best WordPress contact form plugin. Drag & Drop form builder to create beautiful contact forms, paymen...
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5M+ installs 4.8★ (14,369)
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.
The facts
- Rating
- 5★ from 3
- Active installs
- 200+
- Price
- Free
- Last updated
- 21 Mar 2026
- Added
- Oct 2025
- Requires WP
- 5.8
- Tested up to
- WP 6.9.7
- Requires PHP
- 7.4
- Downloads
- 1,644
Our analysis
AI-assistedMath Captcha for Contact Form 7 is a WordPress plugin designed to enhance security by preventing spam submissions and bot registrations on various forms, including those for WordPress Login, WooCommerce, and Tutor LMS. It employs smart math challenges that users must solve to submit forms, offering options for different types of arithmetic and difficulty levels.
This plugin is suitable for site owners looking to protect their forms from spam without relying on heavy scripts like Google reCAPTCHA. It also includes features like smart IP blocking and customizable error messages, making it a flexible choice for educators and eCommerce sites.
Best for: This plugin suits site owners of educational platforms and eCommerce sites looking to enhance form security.
What it does well
- ✓Offers multiple types of math challenges
- ✓Allows setting difficulty levels for user experience
- ✓Includes smart IP blocking for added security
- ✓Compatible with WooCommerce and Tutor LMS
- ✓Lightweight with no external API calls
Where it falls short
- •Limited information on user feedback and performance
- •No details on support options or updates beyond March 2026
Verdict
Math Captcha for Contact Form 7 provides a straightforward solution for reducing spam on various forms. It is particularly useful for those who want a lightweight alternative to traditional captcha methods.
From the developer
Shohidul Islam Apu's own description of Math Captcha for Contact Form 7, lightly tidied.
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 WordPress Admin Login page.
- WooCommerce Integration: Protect WooCommerce Login and Registration forms from fake customer accounts.
- Tutor LMS Support: ideal for course sites! Stop spam student registrations and logins.
- User Experience: Option to hide captcha for logged-in users (Admins/Members).
- Customizable Messages: Change the error message to match your site’s tone.
- Lightweight & Fast: No external API calls, tracking scripts, or cookies. 100% GDPR compliant.
Tagged as
industry
Online Courses & eLearning
feature
Speed Optimised
audience
Educators & Course Creators
profession
Tutors & Tutoring Centres
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