Yes, SEOS is free to use. It is available as a free plugin on WordPress.org.

How many websites use SEOS?

SEOS has 300 active installations as tracked by WordPress.org.

What are the best SEOS alternatives?

Popular alternatives to SEOS include Yoast SEO – Advanced SEO with real-time…, LiteSpeed Cache, All in One SEO – Powerful SEO Plugin to…. You can compare them side-by-side on our comparison pages.

Does SEOS work with the latest WordPress?

SEOS has been tested up to WordPress 5.5.18. It requires WordPress 5.3.2+ and PHP false+.

SEOS — Reviews, Rating & Alternatives (2026)

Name: SEOS
Author: seosbg

As of April 2026, SEOS is a WordPress seo plugin with 300 active installations and a 0/5 rating0. It has been downloaded 11K+ times in total. Requires WordPress 5.3.2+ and PHP false+. Available on WordPress.org since 2016. Last updated 5 years ago — may have compatibility concerns. Top alternative: Yoast SEO – Advanced SEO with real-time….