Good question! Lix is an all-in-one desktop study app that includes digital textbooks and a bunch of cool study tools—things like Exam Mode, Notes and Highlights, Translate, and Text-To-Speech—with new ones added all the time. With Lix, you can search through all your textbooks, content and notes, to find exactly what you need, when you need it. See for yourself. Download and try the Lix app for free (no credit card required) by clicking here.