can be too complex to understand. Active installs: over 2 million WordPress rating: 4.5 stars All-in-one paid version All-In-One SEO Pack offers a pro version for annual fees ranging from $97 for an individual to $699 for an agency. Additional pro version offerings include: Advanced Woo Commerce support SEO for categories, tags and custom taxonomiesvideo SEO Module Access to video screencasts Access to premium support forums Access to the knowledge center 3. Ultimate SEO Ultimate SEO Website Logo SEO Ultimate has the most robust feature set of all-in-one type WordPress SEO plugins. Check out its plugin page for details on each of the following features. Here's what the free plugin offers (from its plugin page):Title tag rewriter and meta description editordeep link juggernaut Open Graph Integrator Rich snippet builder author's highlighter Link mask company employee list Canonicalize 404 monitor Permalink Theaker Meta-robot tag editor Ultimate SEO Widgets Plugin settings manager Custom HTML improving SEO/SEM .hatches editor and robots.txt editor Text boxes at the end of your posts pages that contain an auto-generated HTML link Meta keywords for automatically generated and editable posts, pages, categories, tags, terms and homepage “Learn More” links include article keyword-rich titles in the anchor text Rel=”unfollow” settings when migrating from other SEO plugins Green/Yellow/Red indicator dashboard for SEO friendliness Buttons that allow visitors to easily