Here's a short video which explains how to use the Authoritas "Really Useful Keyword Tool".
As explained on our website, anyone can use it for free for collecting custom keyword rank tracking and collecting SERPs data directly into Google Sheets.
You receive 1,000 free keyword rank credits per month.
If you would like to do larger scale analysis then consider using our search engine keyword ranking and SERPs API which can handle millions of requests and is much faster. It also includes exciting new features such as the tracking of Google's SGE generative search results.
If you experience any difficulty using the Chrome extension, then please contact our support team who will be happy to help.