OneUp - Schedule and automate posts on Facebook, Instagram, Twitter, Pinterest, LinkedIn, and Google My Business.
Textalyzer - Analyze text readability and SEO parameters
Buffer - Buffer makes it super easy to share any page you're reading. Keep your Buffer topped up and we automagically share them for you through the day.
SEO Analyzer By Neil Patel - A free SEO analyzer for your site
Checkbot - Checkbot will boost the SEO, speed and security of your site by checking you're following 50+ web best practices. Browser extension with free and paid plans.
Website Speed Ranker - Compare how fast your website loads vs your competitors