Helps install a free Let's Encrypt SSL certificate, redirects HTTP to HTTPS and forces SSL on all pages.
As of April 2026, SSL Zen is a WordPress ssl plugin with 10K+ active installations and a 4.9/5 rating from 663 reviews. It has been downloaded 1.1M+ times in total. Requires WordPress 4.2+ and PHP 5.6+. Available on WordPress.org since 2019. Downloads are down 32% this week. Top alternative: Cloudflare.
SSL Zen is a ‘Free SSL certificate’ plugin that helps you to secure your website, protect your customer’s data and show your visitors you’re trustworthy and authentic.
Manually installing a free Let’s Encrypt SSL certificate involves editing SSL configuration files on your web server and troubleshooting issues. With this plugin, you can follow a few steps to get your free Let’s Encrypt SSL certificate. No coding required, no more mixed content, or insecure content warnings. You require no special developer experience to move your HTTP web pages to HTTPS or to force SSL on your website.
Awsome Plugin, it works smoothly and properly
Thank you very much, I am not a developer and working with WooCommerce was very difficult for me. But WooCommerce helped me solve everything in a very easy way. My site is ready to launch❤️
Easy 0eazy
Free
GREAT communiction/support available (haven[t used in recent years; no need)
Second time using this amazing pluging and it works exactly the same, and is free, you just need to configure some things and do some research but it works just perfect.
tuve problemas para la instalación, pero despues funciona de maravilla hasta ahora.
| WordPress | 4.2+ requiredTested up to 6.6.5 |
| PHP | 5.6+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.