★ Features- Protects from spam comments and form, Use on Login form, Registration form, Custom form, Testimonials, Contact Form, Reset password form.
(wordpress.org/plugins/google-captcha)
Really Simple CAPTCHA
★ Features- Executes temporary files, Easy to embed, Requires GD, Taking up very little space, allow the submitted form, including contact form and login form.
(wordpress.org/plugins/really-simple-captcha)
CAPTCHA 4WP
★ Features- Spam Protection, Set CAPTCHA passmark score, auto detect language, Configure CAPTCHA properties, secure forms, option for hide captcha.
★ Features- Adds Google No Captcha checkbox, Ability to block automated scripts, WooCommerce login page, forget password page, and user registration page.
(wordpress.org/plugins/login-recaptcha)
Friendly Captcha
★ Features- Defend against bots, preventing spam, Protect users' privacy, Improve user experience, Scale reliably.