If you’re looking to optimise your website and need to see which keywords rank the highest in your industry, the best tool is definitely Ahrefs Keyword Researcher. It drives data from over 10 different search engines with 171 countries supported, so you are going to target the most relevant and diverse audience with your keyword research. The search volumes are always accurate, so you don’t have to worry about the reliability of the data collected and, therefore, about the outcome of your SEO efforts. Some of the benefits of Ahrefs Keyword Researcher include the fact that it provides you with the information on the keyword difficulty score, click metric and a lot of advanced SEO metrics such as Return Rate, Clicks per search, percentage of clicks, percentage of paid clicks, and more.