Moz - Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.
UpCity Free SEO Report Card - UpCity Free SEO Report Card is an SEO software that is essential for any business with an online presence to improve Search engine optimization.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
Internet Marketing Ninjas - Internet Marketing Ninjas provides an SEO tool that offers extensive information related to your site’s health and well-being.
Majestic - Majestic - Link intelligence tools for SEO and Internet PR and Marketing. Site Explorer shows inbound link and site summary data.
Panguin Tool by Barracuda Digital - See your website's Google organic visit data overlaid with Google's major algorithm updates and changes to easily identify the impact on your website. Technology by Barracuda Digital.