@Justin-A, with around a decade of teaching experience and over eight years on Udemy, I've never analyzed my course material with a reading level score. With that said, you do have to tailor your content to a global audience on Udemy, expecting that a fair amount of students will be ESL. For me, that means breaking down things so they're easily understandable, not using any overly complex vocabulary, explicitly defining terms, as needed, and adding edited close caption subtitles. My advice to you is to not re-record your course. After you publish it, look at the student ratings and reviews, and use that as feedback to tweak and improve your course over time.
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