Index Buddy by GSoftwareLab - All of your backlinks will be quickly indexed! Index Buddy makes backlink and domain indexing simple and quick.
Muck Rack - Muck Rack is a public relations and communications software built for the digital, traditional and social media world.
Google Structured Data Testing Tool - Google Structured Data Testing Tool
Meltwater - Media monitoring, social media monitoring & media Intelligence products & tools help companies grow and build brands by listening, understanding, engaging and benchmarking their customers, markets and social business communities.
Google SERP Snippet Optimization - SEOmofo tool replicates the appearance of a snippet in Google SERPs, which allows SEOs to optimize a page title and description for maximum click-through rate.
Ahrefs - Ahrefs is a toolset for SEO and marketing. We have tools for backlink research, organic traffic research, keyword research, content marketing & more. Give Ahrefs a try!