SISTRIX - SISTRIX toolbox is an SEO tool for professionals helping reputable companies to constantly improve their websites.
Page Optimizer Pro - Page Optimizer Pro is an on-page SEO tool, allows marketers to produce flawlessly optimized pages for Google with ease.
Page Weight - Find and fix heavy images on your website
UpSeo - UpSeo is a best-in-class website traffic generator, allowing you to get more potential visitors to your website and enhance conversions.
PageSpeed Ninja - One-click page speed boost for WordPress
Link Research Tools - Recover, Protect, Learn and Grow your SEO with LRT.