Soovle - Soovle is a customizable search engine provides the search suggestion of the best provider on the net.
Serpstat - Search analytics, Rank tracking, Backlink analysis and Site Audit tool.
Google Trends - Explore Google trending search topics with Google Trends.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
Moz Analytics - Moz Analytics is the most popular SEO (Search Engine Optimization) tool that uses both basic and advanced research tools to enhance your traffic.
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!