The KDP Miner – Keyword Data Profitability analysis is a tool for online self-publishers that helps you find profitable keywords for Amazon and Audible. KDP Miner is a free tool that requires a few minutes to use. Once you install it on your browser, you will be able to analyze hundreds of keywords in a matter of seconds. This tool allows you to save time and effort by letting you find keywords, calculate the number of sales, and check the reviews of your competitors on Amazon. You can also use it determine which books are also published by other self-publishers. It also features a cover previewer which allows you to easily compare your book's cover to those of your competitors.