Kcaptcha plugin is the perfect security plugin for your wordpress website forms that protects your website from spam bots.
As of April 2026, Kcaptcha is a WordPress anti-spam plugin with 30 active installations and a 5/5 rating from 1 reviews. It has been downloaded 3.0K+ times in total. Requires WordPress 3.1+ and PHP false+. Available on WordPress.org since 2014. Last updated 9 years ago — may have compatibility concerns. Top alternative: Akismet Anti-spam: Spam Protection.
Kcaptcha plugin is the perfect security plugin for your wordpress website forms that protects your website from spam bots. Kcaptcha allows you to implement security captcha anywhere in website’s form. It is very easy for humans and hard for robots. Kcaptcha is designed to recognise the difference between a bot and human and sometimes even malicious software to provide the security to the system. This captcha can be used for login, registration,password recovery, comments and contact forms.If you want to prevent the entry of bots into your website, then you must start using Kcaptcha as it is the smartest way to stop it.
Like WordPress, Kcaptcha is, and always will be free. We’ll continue supporting and developing it for many years to come. It’ll only get better from here. If y…
| WordPress | 3.1+ requiredTested up to 4.6.30 |
| PHP | false+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.