Keytunity is a tool that connects to your Google Search Console, downloads some of the data, crawls your website and combines this into an analysis you can use to grow your traffic.
The recommendations it produces are clear and simple to action, making it easy to use, even for beginners.
Soovle - Soovle is a customizable search engine provides the search suggestion of the best provider on the net.
KWFinder - KWFinder is a keyword research and analysis tool bringing hundreds of long tail keywords with low SEO difficulty. Try KWFinder for free!
Google Trends - Explore Google trending search topics with Google Trends.
Keywords Everywhere - Free browser add-on for keyword volume, CPC & competition
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.
Serpstat - Search analytics, Rank tracking, Backlink analysis and Site Audit tool.