Yes, Infigrowth Rank Tracker offers the ability to track how well your keywords are doing on both desktop and mobile devices. This is important because search results can vary a lot between computers and smartphones, so you need to be able to tailor your SEO plans for every situation. With this tool, you can easily see which keywords are working best on different devices and make sure your website attracts as many visitors as possible, no matter how they're searching the internet.